Publications of the Research Group on Natural Computing (from 2000 to present date)

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1 Publications of the Research Group on Natural Computing (from 2000 to present date) November 27, 2013 Publications in ISI Ranked Journals (excluding LNCS) References [1] T. Song, L.F. Macías-Ramos, L. Pan, M.J. Pérez-Jiménez. Time-free solution to SAT problem using P systems with active membranes. Theoretical Computer Science, online version (doi: /j.tcs ). Impact Factor of [2] M.A. Martínez-del-Amor, J. Pérez-Carrasco, M.J. Pérez-Jiménez. Characterizing the Parallel Simulation of P Systems on the GPU. International Journal of Unconventional Computing, 9, 5-6 (2013), Impact Factor of [3] M. Gheorghe, Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Research frontiers in Membrane Computing: Open problems and research topics. International Journal of Foundations of Computer Science, 24, 5 (2013), Impact Factor of [4] M.J. Pérez-Jiménez, A. Riscos, M. Rius, A. Romero. Seeking sharper frontiers of eciency in tissue P systems. International Journal of Foundations of Computer Science, 24, 5 (2013), Impact Factor of [5] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Bridging Membrane and Reaction SystemsFurther Results and Research Topics. Fundamenta Informaticae, 127, 14 (2013), Impact Factor of [6] L. Valencia, M-García-Quismondo, Y. Su, H. Yu, M.J. Pérez-Jiménez, L. Pan. Modeling Logic Gene Networks by Means of Probabilistic Dynamic P Systems. International Journal of Unconventional Computing, 9, 56 (2013), [7] J. Wang, P. Shi, H. Peng, M.J. Pérez-Jiménez, T. Wang. Weighted Fuzzy Spiking Neural P Systems. IEEE Transactions on Fuzzy Systems, 21, 2 (2013), Impact Factor of [8] M. A. Colomer, A. Margalida, M.J. Pérez-Jiménez. Population Dynamics P System (PDP) models: a standarized protocol for describing and applying novel bio-inspired computing tools. Plos One, 8, 4 (2013), 113. Impact Factor of [9] H. Peng, J. Wang, M.J. Pérez-Jiménez, P. Shi. A novel image thresholding method based on membrane computing and fuzzy entropy. Journal of Intelligent and Fuzzy Systems, 24, 2 (2013), Impact Factor of [10] D. Díaz-Pernil, A. Berciano, F. Peña-Cantillana, M.A. Gutiérrez Naranjo. Segmenting Images with Gradient-based Edge Detection Using Membrane Computing. Pattern Recognition Letters, online version ( In press. Impact Factor of

2 [11] Gh. Paun, M.J. Pérez-Jiménez. Editorial. Foreword. Special Issue: A selection of papers from the 10th Brainstorming Week on Membrane Computing. International Journal of Computer Mathematics, 90, 4 (2013), Impact factor of [12] R. Freund, I. Pérez-Hurtado, A. Riscos-Núñez, S. Verlan. A formalization of membrane systems with dynamically evolving structures. International Journal of Computer Mathematics, 90, 4 (2013), Impact Factor of [13] M.J. Pérez-Jiménez, A. Riscos, M. Rius, F.J. Romero. A polynomial alternative to unbounded environment for tissue P systems with cell division. International Journal of Computer Mathematics, 90, 4 (2013), Impact Factor of [14] M. Gheorghe, F. Ipate, R. Lefticaru, M.J. Pérez-Jiménez, A. Turcanu, L. Valencia-Cabrera, M. García- Quismondo, F. Mierla. 3-COL problem modelling using simple Kernel P systems. International Journal of Computer Mathematics, 90, 4 (2013), Impact Factor of [15] T. Song, L. Pan, Gh. Paun. Asynchronous spiking neural P systems with local synchronization. Information Sciences, 219 (2013), Impact Factor of [16] H. Peng, J. Wang, M.J. Pérez-Jiménez, H. Wang, J. Shao, T. Wang. Fuzzy reasoning spiking neural P system for fault diagnosis. Information Sciences, 2012, online version ( Impact Factor of [17] C.I. Vasile, A.B. Pavel, I. Dumitrache, G. Paun. On the power of enzymatic numerical P systems. Acta Informatica, 49, 6 (2012), Impact factor of [18] Y. Niu, L. Pan, M.J. Pérez-Jiménez. Solving Common Algorithmic Problem with recognizer tisse P systems. Romanian Journal of Information Science and Technology, 15-1 (2012), Impact Factor of [19] F.C. Cabarle, H.N. Adorna, M.A. Martínez, M.J. Pérez-Jiménez. Improving GPU simulations of Spiking Neural P systems. Romanian Journal of Information Science and Technology, 15-1 (2012), Impact Factor of [20] Gh. Paun, M.J. Pérez-Jiménez. Towards bridging two cell-inspired models: P systems and R systems. Theoretical Computer Science, 429 (2012), ( Impact Factor of [21] Gh. Paun, M.J. Pérez-Jiménez. P automata revised. Theoretical Computer Science, 454 (2012), ). Impact Factor of [22] Gh. Paun, M.J. Pérez-Jiménez. An innite hierarchy of languages dened by dp systems. Theoretical Computer Science, 431 (2012), Impact Factor of [23] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, M.J. Pérez-Jiménez, M. Ujaldón. The GPU on the simulation of cellular computing models. Soft Computing, 16, 2 (2012), Impact Factor of [24] J. Blakes, J. Twycross, F.J. Romero-Campero, N. Krasnogor. The Infobiotics Workbench: an integrated in silico modelling platform for Systems and Synthetic Biology. Bioinformatics. 27, 23 (2011), Impact Factor of [25] M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez, T. Yokomori. Spiking Neural dp Systems. Fundamenta Informaticae, 111, 4 (2011), Impact Factor of [26] M.J. Pérez-Jiménez, A. Riscos-Núñez, M. Rius-Font, F.J. Romero-Campero. Looking for small ecient P systems. Fundamenta Informaticae, 110, 1-4 (2011), Impact Factor of [27] Y. Niu, L. Pan, M.J. Pérez-Jiménez, M. Rius-Font. A tissue P systems based uniform solution to Tripartite Matching problem. Fundamenta Informaticae, 109, (2011), Impact Factor of

3 [28] R. Freund, M. Gheorghe, S. Marcus, V. Mitrana, M.J. Pérez-Jiménez. Special Issue-Natural Computing: Theory and applications. Preface. International Journal of Foundations of Computer Science, 22, 1 (2011), 1-6. Impact Factor of [29] L. Pan, Gh. Paun, M.J. Pérez-Jiménez. Spiking neural P systems with neuron division and budding. Science China. Information Sciences, 54, 8 (2011), (Impact Factor of [30] J. Karhumäki, Gh. Paun, G. Rozenberg, A. Salomaa. Preface. Fundamenta Informaticae. 110, 1-4 (2011), Impact Factor of [31] L. Pan. D. Díaz, M.J. Pérez-Jiménez. Computation of Rumsey numbers by P systems with active membranes. International Journal of Foundations of Computer Science, 22, 1 (2011), Impact Factor of [32] I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos, M.A. Gutiérrez, M. Rius. On a partial armative answer for a Paun's conjecture. International Journal of Foundations of Computer Science, 22, 1 (2011), Impact Factor of [33] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos, F. Sancho. A simulation algorithm for multienvironment probabilistic P systems: A formal verication. International Journal of Foundations of Computer Science, 22, 1 (2011), Impact Factor of [34] M. Cardona, A. Margalida, M.J. Pérez-Jiménez, D. Sanuy. A bio-inspired computing model as a new tool for modeling ecosystems: The avian scavengers as a case study. Ecological modelling, 222, 1 (2011), Impact Factor of [35] L. Pan, Gh. Paun. Spiking Neural P Systems: An improved Normal Form. Theoretical Computer Science, 441, 6 (2010), Impact Factor of [36] H.J. Hoogeboom; L. Pan; Gh. Paun; M.J. Pérez-Jiménez; J. Wang. Spiking Neural P Systems With Weights. Neural Computation, 22, 10 (2010), Impact Factor of [37] Gh. Paun: A quick introduction to membrane computing. Journal of Logic and Algebraic Programming, 79, 6 (2010), Impact Factor of [38] Gh. Paun, M.J. Pérez-Jiménez. Solving problems in a distributed way in Membrane Computing. International Journal of Computers, Communications and Control, 5, 2 (2010), Impact Factor of [39] Gh. Paun, M.J.Pérez-Jiménez, Gh. Stefanescu. Membrane Computing and Programming. Journal of Logic and Algebraic Programming, 79, 6 (2010), Impact Factor of [40] M.A. Martínez, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos. A P-Lingua based simulator for Tissue Psystems. Journal of Logic and Algebraic Programming, 79, 6 (2010), Impact Factor of [41] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Special Issue on Membrane Computing. Romanian Journal of Information Science and Technology (ROMJIST), 13, 2 (2010), Impact Factor of [42] H. Adorna, Gh. Paun, M.J. Pérez-Jiménez. On Communication Complexity in Evolution- Communication P Systems. Romanian Journal of Information Science and Technology (ROMJIST), 13, 2 (2010), Impact Factor of [43] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, P. Real, V. Sánchez-Canal es. Computing Homology Groups in Binary 2D Imagery by Tissue-like P Systems. Romanian Journal of Information Science and Technology (ROMJIST), 13, 2 (2010), Impact Factor of [44] H.A. Christinal, D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Thresholding of 2D Images with Cell-like P Systems. Romanian Journal of Information Science and Technology (ROMJIST), 13, 2 (2010), Impact Factor of

4 [45] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez, I. Pérez-Hurtado, M.J. Pérez-Jiménez. Simulating a Psystem based ecient solution to SAT by using GPUs. Journal of Logic and Algebraic Programming, 79, 6 (2010), Impact Factor of [46] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez- Jiménez. Simulation of P systems with Active Membranes on CUDA. Briengs in Bioinformatics, 11, 3 (2010), Impact Factor of [47] L. Pan, M.J. Pérez-Jiménez. Computational complexity of tissue-like P systems. Journal of Complexity, 26, 3 (2010), Impact Factor of [48] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A Linear Time Solution to the Partition Problem in a Cellular Tissue-Like Model. Journal of Computational and Theoretical Nanoscience, 7, 5 (2010), Impact Factor of [49] F. Manea, M. Margenstern, V. Mitrana, M.J. Pérez-Jiménez. A New Characterization of NP, P and PSPACE with Accepting Hybrid Networks of Evolutionary Processors. Theory of Computing Systems, 46 (2010), Impact Factor of [50] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. On the Eciency of Cell-Like and Tissue-Like Recognizing Membrane Systems. International Journal of Intelligent Systems, 24 (2009) Impact Factor of [51] M. García-Quismondo, R. Gutiérrez-Escudero, M.A. Martínez-del-Amor, E. Orejuela-Pinedo, I. Pérez- Hurtado. P-Lingua 2.0: A software framework for cell-like P systems, International Journal of Computers, Communications and Control, Vol. IV, 3 (2009), Impact Factor of [52] G. Ciobanu, S. Marcus, Gh. Paun. New strategies of using the rules of a P system in a maximal way. Power and complexity. Romanian Journal of Information Science and Technology, 12 (2009), Impact Factor of [53] L. Pan, Gh. Paun. Spiking neural P systems with anti-spikes, International Journal of Computers, Communications and Control, Vol. IV, 3 (2009), Impact Factor of [54] M. Cavaliere, E. Egecioglu, O.H. Ibarra, M. Ionescu, Gh. Paun, S. Woodworth. Asynchronous spiking neural P systems. Theoretical Computer Science, 410, (2009), Impact Factor of [55] F.J. Romero, J. Twycross, M. Camara, M. Bennett, M. Gheorghe, N. Krasnogor. Modular Assembly of Cell Systems Biology Models Using P systems, International Journal of Foundations of Computer Science, 20 (2009) Impact Factor of [56] N. Busi, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Ecient Computation in Rational-Valued P Systems. Mathematical Structures in Computer Science, 19 (2009) Impact Factor of [57] C. Graciani, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. An Approach to Ballistic Deposition Based on Membrane Computing. International Journal of Unconventional Computing, 5, 5 (2009), Impact Factor of [58] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Special Issue: Membrane Computing. Fifth Brainstorming Week on Membrane Computing. International Journal of Unconventional Computing, 5, 5 (2009), Impact Factor of [59] C. Zandron; A. Leporati; C. Ferretti; G. Mauri; M.J. Pérez Jiménez. On the computational eciency of polarizationless recognizer P systems with strong division and dissolution. Fundamenta Informaticae, 87, 1 (2008), Impact Factor of [60] Gh. Paun. Membrane computing and brane calculi. Old, New, and Future Bridges. Theoretical Computer Science, 404 (2008), Impact Factor of

5 [61] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Tissue-like P systems with dynamically emerging requests. International Journal of Foundations of Computer Science, 19 (2008), Impact Factor of [62] Gh. Paun, M.J. Pérez-Jiménez. Special Issue on Membrane Computing. Preface. Fundamenta Informaticae, 87 (2008), 1-2. Impact Factor of [63] F.J. Romero, M.J. Pérez-Jiménez. A model of the Quorum Sensing System in Vibrio Fischeri using P systems. Articial Life, 14, 1 (2008), Impact Factor of [64] F.J. Romero, M.J. Pérez-Jiménez. Modelling gene expression control using P systems: The Lac Operon, a case study. BioSystems, 91, 3 (2008), Impact Factor of [65] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane Systems with Proteins Embedded in Membranes. Theoretical Computer Science, 404, 1-2 (2008), Impact Factor of [66] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A uniform family of tissue P systems with cell division solving 3-COL in a linear time. Theoretical Computer Science, 404, 1-2 (2008), Impact Factor of [67] E. Csuhaj-Varju, A. Di Nola, Gh. Paun, M.J. Pérez-Jiménez, G. Vaszil. Editing congurations of P systems. Fundamenta Informaticae, 82, 1-2 (2008), Impact Factor of [68] Gh. Paun, M.J. Pérez-Jiménez, T. Yokomori. Representations and characterizations of languages in Chomsky hierarchy by means of insertion-deletion systems. International Journal of Foundations of Computer Science, 19, 4 (2008), Impact Factor of [69] F. Manea, M. Margenstern, V. Mitrana, M.J.Pérez-Jiménez. A new characterization of NP, P, and PSPACE with accepting hybrid networks of evolutionary processors. Theory of Computing Systems, 46, 2 (2008), Impact Factor of [70] M. Ionescu, Gh. Paun; T. Yokomori. Spiking neural P systems with an exhaustive use of rules. International Journal of Unconventional Computing, 3 (2007), Impact Factor of [71] M. Cardona; M.A. Colomer; M.J. Pérez-Jiménez. Hierarchical clustering with Membrane Computing. Computing and Informatics, 27 (2008), Impact Factor of [72] Gh. Paun. Spiking neural P systems with astrocyte-like control. Journal of Universal Computer Science, 13 (2007), Impact Factor of [73] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Computing morphisms by spiking neural P systems. International Journal of Foundations of Computer Science, 18, 6 (2007), Impact Factor of [74] G. Ciobanu, L. Pan, Gh. Paun, M.J. Pérez-Jiménez. P systems with minimal parallelism. Theoretical Computer Science, 378, 1 (2007), Impact Factor of [75] Gh. Paun, M.J. Pérez-Jiménez, A. Salomaa. Spiking neural P systems: An early survey. International Journal of Foundations of Computer Science, 18, 3 (2007), Impact Factor of [76] F.J. Romero, M. Gheorghe, G. Ciobanu, J.M. Auld, M.J. Pérez-Jiménez. Cellular modelling using P systems and process algebra. Progress in Natural Science, 17, 4 (2007), Impact Factor of [77] S. Cheruku, A. Paun, F.J. Romero, M.J. Pérez-Jiménez, O.H. Ibarra. Simulating FAS-induced apoptosis by using P systems. Progress in Natural Science, 17, 4 (2007), Impact Factor of [78] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. How to express tumours using membrane systems. Progress in Natural Science, 17, 4 (2007), Impact Factor of [79] H. Chen, R. Freund, M. Ionescu, Gh. Paun, M.J. Pérez-Jiménez. On string languages generated by Spiking Neural P systems. Fundamenta Informaticae, 75, 1-4 (2007), Impact Factor of

6 [80] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. On the degree of parallelism in membrane systems. Theoretical Computer Science, 372, 2-3 (2007), Impact Factor of [81] Gh. Paun, M.J. Pérez-Jiménez. Editorial. Fourth Brainstorming Week on Membrane Computing. Theoretical Computer Science, 372, 2-3 (2007), Impact Factor of [82] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F.J. Romero. A uniform solution to SAT using membrane creation. Theoretical Computer Science, 371, 1-2 (2007), Impact Factor of [83] A. Paun, Gh. Paun. Small universal spiking neural P systems. BioSystems, 90 (2007), Impact Factor of [84] O. Ibarra, A. Paun, Gh. Paun, A. Rodriguez-Paton, P. Sosik, S. Woodworth. Normal forms for spiking neural P systems. Theoretical Computer Science, 372 (2007), Impact Factor of [85] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Grammar systems versus membrane computing: the case of CD grammar systems. Fundamenta Informaticae, 76 (2007), Impact Factor of [86] H. Chen, T-O. Ishdorj, Gh. Paun. Computing along the axon. Progress in Natural Science, 17 (2007), Impact Factor of [87] M. Ionescu, Gh. Paun; T. Yokomori. Spiking neural P systems with an exhaustive use of rules. International Journal of Unconventional Computing, 3 (2007), Impact Factor of [88] G. Ciobanu, Gh. Paun, Gh. Stefanescu. P Transducers. New Generation Computing, 24 (2006), Impact Factor of [89] M. Ionescu, Gh. Paun, T. Yokomori. Spiking Neural P Systems. Fundamenta Informaticae, 71 (2006), Impact Factor of [90] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, F.J. Romero. Computational eciency of dissolution rules in membrane systems. International Journal of Computer Mathematics, 83, 7 (2006), Impact Factor of [91] A. Alhazov, R. Freund, A. Riscos. Membrane division, restricted membrane creation and object complexity in P systems. International Journal of Computer Mathematics, 83, 7 (2006), Impact Factor of [92] H. Chen, T-O. Ishdorj, Gh. Paun, M.J. Pérez-Jiménez. Handling languages with spiking neural P systems with extended rules. Romanian Journal of Information Science and Technology, 9, 3 (2006), Impact Factor of [93] Gh. Paun, M.J. Pérez-Jiménez, Gr. Rozenberg. Spike trains in spiking neural P systems. International Journal of Foundations of Computer Science, 17, 4 (2006), Impact Factor of [94] Gh. Paun, M.J. Pérez-Jiménez. Membrane Computing: Brief introduction, recent results and applications. BioSystems, 85, 1 (2006), Impact Factor of [95] G. Ciobanu, Gh. Paun, M.J. Pérez-Jiménez. On the branching complexity of P systems. Fundamenta Informaticae, 73, 1-2 (2006), Impact Factor of [96] Gh. Paun, M.J. Pérez-Jiménez. Preface. Special Issue Membrane Computing. International Journal of Foundations of Computer Science, 17, 1 (2006), 1-2. Impact Factor of [97] R. Ceterchi, M.J. Pérez-Jiménez. On simulating a class of parallel architectures. International Journal of Foundations of Computer Science, 17, 1 (2006), Impact Factor of [98] A. Leporati, C. Zandron, M.A. Gutiérrez-Naranjo. P systems with input in binary form. International Journal of Foundations of Computer Science, 17, 1 (2006), Impact Factor of

7 [99] Gh. Paun, R. Paun. Membrane computing and economics: numerical P systems. Fundamenta Informaticae, 73 (2006), Impact Factor of [100] O. Ibarra, Gh. Paun. Characterizations of context-sensitive languages and other language classes in terms of Symport/Antiport P systems. Theoretical Computer Science, 358 (2006), Impact Factor of [101] L. Cardelli, Gh. Paun. An universality result for a membrane calculus based on mate/drip operations. International Journal of Foundations of Computer Science, 17 (2006), Impact Factor of [102] M. Margenstern, Gh. Paun, Y. Rogozhin, S. Verlan. Context-free insertion-deletion systems. Theoretical Computer Science, 330 (2005), Impact Factor of [103] M.A. Gutiérrez-Naranjo, M.J. Pérez Jiménez, A. Riscos N. A fast P system for nding a balanced 2-partition. Soft Computing, 9, 9 (2005), Impact Factor of [104] M.J. PérezJiménez, A. Riscos N. Solving the Subset-Sum problem by P systems with active membranes. New Generation Computing, 23, 4 (2005), Impact Factor of [105] Gh. Paun, M.J. Pérez-Jiménez, J. Pazos, A. Rodríguez-Patón. Symport/antiport P systems with three objects are universal. Fundamenta Informaticae, 64 (2005), Impact Factor of [106] R. Freund, Gh. Paun, M.J. Pérez-Jiménez. Tissue-like P systems with channel-states. Theoretical Computer Science, 330 (2005), Impact Factor of [107] Gh. Paun, M.J. Pérez-Jiménez, F. Sancho. On the reachability problem for P systems with symport/antiport. Publicationes Mathematicae-Debrecen, 65 (2004), Impact Factor of [108] Gh. Paun, M.J. Pérez-Jiménez. Foreword. Second Brainstorming Week on Membrane Computing. Special Issue. Journal of Universal Computer Science, 10, 5 (2004), Impact Factor of [109] M.J. Pérez-Jiménez, F.J. Romero. An ecient family of P systems for packing items into bins. Journal of Universal Computer Science, 10, 5 (2004), Impact Factor of [110] A. Cordón, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, F. Sancho. A Prolog simulator for deterministic P systems with active membranes. New Generation Computing, 22, 4 (2004), Impact Factor of [111] C.S. Calude, Gh. Paun. Bio-steps beyond Turing. BioSystems, 77 (2004), Impact Factor of [112] Gh. Paun, Y. Suzuki, H. Tanaka, T. Yokomori. On the power of membrane division in P systems. Theoretical Computer Science, 324 (2004), Impact Factor of [113] R. Freund, C. Martin-Vide, Gh. Paun. From regulated rewriting to computing with membranes: three collapsing hierarchies. Theoretical Computer Science, 312 (2004), Impact Factor of [114] R. Freund, J. Kelemen, Gh. Paun. A note on emergence in multi-agent string processing systems. Computing and Informatics, 22 (2003), Impact Factor of [115] A. Obtulowicz, Gh. Paun. (In search of) Probabilistic P systems. BioSystems, 70 (2003), Impact Factor of [116] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. PC grammar systems with ve context-free component scan generate all recursively enumerable languages. Theoretical Computer Science, 299 (2003), Impact Factor of [117] Martin-Vide, Gh. Paun, J. Pazos, A. Rodriguez-Paton. Tissue P systems. Theoretical Computer Science, 296 (2003), Impact Factor of

8 [118] C. Ferretti, G. Mauri, Gh. Paun, C. Zandron. On three variants of rewriting P systems. Theoretical Computer Science, 301 (2003), Impact Factor of [119] D. Besozzi, G. Mauri, Gh. Paun, C. Zandron. Gemmating P systems: Collapsing hierarchies. Theoretical Computer Science, 296 (2003), Impact Factor of [120] M.J. Pérez-Jiménez, F. Sancho. A formalization of transition P systems. Fundamenta Informaticae, 49, 1-3 (2002), Impact Factor of [121] A. Romero, M.J. Pérez-Jiménez. Simulating Turing Machines by P systems with External Output. Fundamenta Informaticae, 49, 1-3 (2002), Impact Factor of [122] A. Paun, Gh. Paun, G. Rozenberg. Computing by communication in networks of membranes. International Journal of Foundations of Computer Science, 13 (2002), Impact Factor of [123] C. Martin-Vide, A. Paun, Gh. Paun. On the power of P systems with symport rules. Journal of Universal Computer Science, 8 (2002), Impact Factor of [124] F. Arroyo, A. Baranda, J. Castellanos, Gh. Paun. Membrane computing: The power of (rule) creation. Journal of Universal Computer Science, 9 (2002), Impact Factor of [125] A. Paun, Gh. Paun. The power of communication. P systems with symport/antiport. New Generation Computing, 20 (2002), Impact Factor of [126] C. Martin-Vide, Gh. Paun, G. Rozenberg. Membrane systems with carriers. Theoretical Computer Science, 270 (2002), Impact Factor of [127] M. Amos, Gh. Paun, G. Rozenberg, A. Salomaa. Topics in the theory of DNA computing. Theoretical Computer Science, 287 (2002), Impact Factor of [128] Gh. Paun, G. Rozenberg. A guide to membrane computing. Theoretical Computer Science, 287 (2002), Impact Factor of [129] P. Bottoni, C. Martin-Vide, Gh. Paun, G. Rozenberg. Membrane systems with promoters/inhibitors. Acta Informatica, 38 (2002), Impact Factor of [130] Gh. Paun, N. Santean, G. Thierrin, S. Yu. On the robustness of primitive words. Discrete Applied Mathematics, 117 (2002), Impact Factor of [131] Gh. Paun, Y. Sakakibara, T. Yokomori. P systems on graphs of restricted forms. Publicationes Mathematicae Debrecen, 60 (2002), Impact Factor of [132] C. Martin-Vide, A. Paun, Gh. Paun, G. Rozenberg. Membrane systems with couples transport: Universality and normal forms. Fundamenta Informaticae, 49 (2002), Impact Factor of [133] S. Kobayashi, V. Mitrana, Gh. Paun, G. Rozenberg. Formal properties of PA-matching. Theoretical Computer Science, 262 (2001), Impact Factor of [134] S. Kobayashi, V. Mitrana, Gh. Paun, G. Rozenberg. Computing with membranes (P systems). BioSystems, 59 (2001), Impact Factor of [135] Gh. Paun, Y. Suzuki, H. Tanaka. P systems with energy accounting. International Journal of Computer Mathematics, 78 (2001), Impact Factor of [136] Gh. Paun, G. Rozenberg, T. Yokomori. Hairpin languages. International Journal of Foundations of Computer Science, 12 (2001), Impact Factor of [137] J. Dassow, Gh. Paun, G. Thierrin, S. Yu. Tree-systems of morphisms. Acta Informatica, 38 (2001), Impact Factor of [138] P. Bottoni, G. Mauri, P. Mussio, Gh. Paun. Computing with shapes. Journal of Visual Languages and Computing, 12 (2001), Impact Factor of

9 [139] C.S. Calude, Gh. Paun, M. Tataram. A glimpse into natural computing. Journal of Multi-valuate Logic, 7 (2001), [140] Gh. Paun. Computing with membranes (P systems): A variant. International Journal of Foundations of Computer Science, 11 (2001), Impact Factor of [141] J. Dassow, C. Martin-Vide, Gh. Paun, A. Rodriguez-Paton. Conditional concatenation. Fundamenta Informaticae, 44, (2000), , Impact Factor of [142] Gh. Paun, G. Rozenberg, A. Salomaa. Membrane computing with external output. Fundamenta Informaticae, 41 (2000), Impact Factor of [143] L. Ilie, Gh. Paun, G. Rozenberg, A. Salomaa. On strongly context-free languages. Discrete Applied Mathematics, 103 (2000), Impact Factor of [144] C.S. Calude, Gh. Paun. Computing with cells and atoms in a nutshell. Complexity, 6 (2000), Impact Factor of [145] P. Bottoni, G. Mauri, P. Mussio, Gh. Paun. On the power of pictorial languages. International Journal of Pattern Recognition and Articial Intelligence, 14 (2000), Impact Factor of [146] Gh. Paun. Computing with membranes. Journal of Computer and System Sciences, 61 (2000), Impact Factor of [147] Gh. Paun. DNA computing based on splicing. Universality results. Theoretical Computer Science, 231 (2000), Impact Factor of [148] J. Kelemen, Gh. Paun. Robustness of decentralized knowledge systems: A grammar-theoretic view. Journal of Experimental and Theoretical Articial Intelligence, 12, (2000), [149] Gh. Paun, T. Yokomori. Simulating H systems by P systems. Journal of Universal Computer Science, 6, 1 (2000), Impact Factor of Publications in other Journals (including LNCS). References [1] H.A. Christinal, D. Díaz-Pernil, P. Real, E.S. Selvan. Color Segmentation of 2D Images with Thresholding. Communications in Computer and Information Science, 305, (2012), [2] M.A. Martínez-del-Amor, I. Pérez-Hurtado, M. García-Quismondo, L.F. Macías-Ramos, L. Valencia- Cabrera, A. Romero-Jiménez, C. Graciani-Díaz, A. Riscos-Núñez, M.A. Colomer, M.J. Pérez-Jiménez DCBA: Simulating population dynamics P systems with proportional objects distribution. Membrane Computing- 13th International Conference CMC 2012 Budapest, Hungary, August 28-31, 2012, Revised Selected Papers. Lecture Notes in Computer Science, 7762 (2013), [3] L.F. Macías-Ramos, M.J. Pérez-Jiménez, A. Riscos-Núñez, M. Rius The eciency of tissue P systems with cell separation relies on the environment. Membrane Computing- 13th International Conference CMC 2012 Budapest, Hungary, August 28-31, 2012, Revised Selected Papers. Lecture Notes in Computer Science, 7762 (2013), [4] L.F. Macías-Ramos, M.J. Pérez-Jiménez. Spiking Neural P systems with functional astrocytes. Membrane Computing- 13th International Conference CMC 2012 Budapest, Hungary, August 28-31, 2012, Revised Selected Papers. Lecture Notes in Computer Science, 7762 (2013), [5] H.A. Christinal, D. Díaz-Pernil, M.A. Gutiérrez Naranjo, P. Real. Using Membrane Computing for Eective Homology. Applicable Algebra in Engineering, Communication and Computing, 23, 5-6 (2012),

10 [6] Gh. Paun. Towards Fypercomputations (in Membrane Computing). Lecture Notes in Computer Science, 7300 (2012), [7] M.A. Martínez-del-Amor, I. Pérez-Hurtado, A. Gastalver-Rubio, A.C. Elster, M.J. Pérez-Jiménez. Population Dynamics P Systems on CUDA. Computational Methods in Systems Biology. Lecture Notes in Computer Science, 7605 (2012), [8] S. Stepney, S. Abramsky, M. Bechmann, J. Gorecki, V. Kendon, T.J. Naughton, Mario J. Pérez-Jiménez, F.J. Romero-Campero, A. Sebald. Heterotic Computing Examples with Optics, Bacteria, and Chemicals. Unconventional Computation and Natural Computation. Lecture Notes in Computer Science, 7445 (2012), [9] D. Díaz-Pernil, M.A. Gutiérrez Naranjo, H., Molina-Abril, P. Real, Designing a New Software Tool for Digital Imagery Based on P Systems. Natural Computing, 11, (2012), [10] F. Peña-Cantillana, A. Berciano, D. Díaz-Pernil, M.A. Gutiérrez Naranjo. Parallel Skeletonizing of Digital Imagery by Using Cellular Automata Lecture Notes in Computer Science, 7309 (2012), [11] Gh. Paun, M.J. Pérez-Jiménez. Languages and P systems: Recent developments. Computer Science Journal of Moldova, 20, 2 (2012), [12] A. Nagar, Gh. Paun: Foreword. Natural Computing, 11, 3 (2012), [13] Gh. Paun, M.J. Pérez-Jiménez. dp automata versus right-linear simple matrix grammars. Computation, Physics and Beyond. Dedicated to Cristian S. Calude on the ocassion of his 60th Birthday. Lecture Notes in Computer Science, 7160 (2012), [14] A Spiking Neural P System Simulator Based on CUDA, F. Cabarle, H. Adorna, M.A. Martínez-del- Amor, Lecture Notes in Computer Science, 7184, (2012), [15] M. Gheorghe, Gh. Paun, G. Rozenberg, S. Verlan. Preface. Proceedings of the 12th International Conference on Membrane Computing (CMC12), Membrane Computing, 12th International Conference, CMC 2011, Fontainebleau, France, August 23-26, 2011, Revised Selected Papers. Lecture Notes in Computer Science, 7184 (2012), V-VI. [16] L.F. Macías-Ramos, I. Pérez-Hurtado, M. García-Quismondo, L. Valencia, M.J. Pérez-Jiménez, A. Riscos-Núñez. A P-Lingua based simulator for Spiking Neural P systems. Membrane Computing, 12th International Conference, CMC 2011, Fontainebleau, France, August 23-26, 2011, Revised Selected Papers. Lecture Notes in Computer Science, 7184 (2012), [17] X. Zhang, Y. Niu, L. Pan, M.J. Pérez-Jiménez. Linear Time Solution to Prime Factorization by Tissue P Systems with Cell Division. International Journal of Natural Computing Research, 2, 3 (2011), [18] F. Ipate, R. Lefticaru, I. Pérez-Hurtado, M.J. Pérez-Jiménez, C. Tudose. Formal verication of P systems with active membranes through model checking. Membrane Computing, 12th International Conference, CMC 2011, Fontainebleau, France, August 23-26, 2011, Revised Selected Papers. Lecture Notes in Computer Science, 7184 (2012), [19] X. Zhang, Y. Niu, L. Pan, M.J. Pérez-Jiménez. Linear time solution to prime factorization by tissue P systems with cell division. International Journal of Natural Computing Research, 2, 3 (2011), [20] P. Frisco, Gh. Paun, M.J. Pérez-Jiménez. Guest Editorial Preface. Special Issue on Membrane Computing. International Journal of Natural Computing Research, 2, 2 (2011), i-iii. [21] M.A. Gutiérrez, M.J. Pérez-Jiménez. Local search with P systems: A case study. International Journal of Natural Computing Research, 2, 2 (2011), [22] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor, M.J. Pérez-Jiménez. Spiking Neural P System Simulations on a High Performance GPU Platform. Lecture Notes in Computer Science, 7017 (2011),

11 [23] R. Barbuti, G. Franco, Gheorghe Paun. Foreword. Natural Computing, 10, 1 (2011) [24] M.A. Colomer, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. Comparing Simulation Algorithms for multienvironmental probabilistic P systems over a standard virtual ecosystem. Natural Computing, 11 (2012), [25] P. Frisco, Gh. Paun, M.J. Pérez-Jiménez. Guest Editorial Preface. Special Issue on Membrane Computing. International Journal on Natural Computing Research, 2, 2 (2011), i-iii. [26] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Local Search with P systems: A Case Study. International Journal on Natural Computing Research, 2, 2 (2011), [27] F. Cabarle, H. Adorna, M.A. Martínez-del-Amor. Simulating Spiking Neural P Systems Without Delays Using GPUs. International Journal on Natural Computing Research, 2, 2 (2011), [28] S. Ivanov, A. Alhazov, V. Rogojin, M.A. Gutiérrez-Naranjo. Forward and Backward Chaining with P Systems. International Journal on Natural Computing Research, 2, 2 (2011), [29] F. Peña-Cantillana, D. Díaz-Pernil, A. Christinal-Hepzibah, M.A. Gutiérrez-Naranjo. Implementation on CUDA of the Smoothing Problem with Tissue-Like P Systems. International Journal on Natural Computing Research, 2, 3 (2011), [30] F. Peña-Cantillana, D. Díaz-Pernil, A. Berciano, M.A. Gutiérrez Naranjo. A Parallel Implementation of the Thresholding Problem by Using Tissue-Like P System. Lecture Notes in Computer Science, 6855 (2011), [31] M. Ionescu, Gh. Paun. Notes about spiking neural P systems. Annals of Bucharest Univ. Mathematics- Informatics Series [32] Gh. Paun, Membrane computing at twelve years. Back to Turku. Lecture Notes in Computer Science, 6714 (2011), [33] E. Rivero-Gil, M.A. Gutiérrez-Naranjo, A. Romero-Jiménez, A. Riscos-Núñez. A Software Tool for Generating Graphics by Means of P Systems. Natural Computing, 10, 2 (2011), p [34] M.J. Pérez-Jiménez, A. Ortega, José M. Sempere. The Spanish Network on Biomolecular and Biocellular Computing: Bio-inspired Natural Computing in Spain. ERCIM (European Research Consortium for Informatics and Mathematics) News, 85, (2011), 25. [35] J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, M.J. Pérez-Jiménez, M. Ujaldón. The GPU on the simulation of cellular computing models. Soft Computing, 16, 2 (2012), [36] Gh. Paun, M.J. Pérez-Jiménez. P and dp Automata: a Survey. Lecture Notes in Computer Science, 6570 (2011), [37] M.J. Pérez-Jiménez, I. Pérez-Hurtado, A. Riscos-Núñez, F.J. Romero-Campero. Membrane Computing (Tutorial). Lecture Notes in Computer Science, 6714 (2011), [38] M. Gheorghe, T. Hinze, Gh. Paun, G. Rozenberg, A. Salomaa. Membrane Computing 11th International Conference, CMC 2010, Jena, Germany, August 24-27, Revised Selected Papers. Preface. Lecture Notes in Computer Science, 6501 (2011), v-vi. [39] Gh. Paun. Membrane Computing at Twelve Years. Lecture Notes in Computer Science, 6501 (2011), 1-2. [40] M.A. Colomer, S. Lavín, I. Marco, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy, E. Serrano, L. Valencia-Cabrera. Modeling population growth of Pyrenean Chamois (Rupicapra p. pyrenaica) by using P systems. Lecture Notes in Computer Science, 6501 (2011), [41] X. Zeng, H. Adorna, M.A. Martínez-del-Amor, L. Pan, M.J. Pérez-Jiménez. Matrix representation of Spiking Neural P systems. Lecture Notes in Computer Science, 6501 (2011),

12 [42] M.A. Gutiérrez M.J. Pérez-Jiménez. Depth-First search with P systems. Lecture Notes in Computer Science, 6501 (2011), [43] M. Gheorghe, V. Manca, F.J. Romero-Campero: Deterministic and stochastic P systems for modelling cellular processes. Natural Computing, 9, 2 (2010), [44] J. Smaldon, F.J. Romero-Campero, F. Fernández Trillo, M. Gheorghe, C. Alexander, N. Krasnogor. A computational study of liposome logic: towards cellular computing from the bottom up. Systems and Synthetic Biology, 4, 3 (2010), [45] P. Milazzo, M.J. Pérez-Jiménez. Preface. Proceedings First Workshop on Applications of Membrane computing, Concurrency and Agent-based modelling in POPulation biology. Electronic Proceedings in Theoretical Computer Science, 33 (2010). [46] E. Rivero-Gil, M.A. Gutiérrez-Naranjo, A. Romero, A. Riscos. A Software Tool for Generating Graphics by Means of P Systems. Natural Computing, 10, 2 (2010), [47] P. Bonizzoni, Gh. Paun, G. Rozenberg, C. Zandron. Preface. Natural Computing, 9, 2 (2010), [48] R. Freund, M. Kogler, Gh. Paun, M.J. Perez-Jimenez: On the power of P and dp automata. Annals of the University of Bucharest Mathematics-Informatics Series, 2010, LVIII (2009), [49] M. Cardona, M. Colomer, A. Margalida, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy. A P system Based Model of an Ecosystem of Some Scavenger Birds. Membrane Computing. 10th International Workshop, WMC Lecture Notes in Computer Science, 5957 (2010), [50] M. Cardona, M.A. Colomer, A. Margalida, A. Palau, I. Pérez-Hurtado, M.J. Pérez-Jiménez, D. Sanuy. A computational modeling for real ecosystems based on P systems. Natural Computing, 10, 1 (2011), [51] M. García-Quismondo, R. Gutiérrez-Escudero, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. An Overview of P-Lingua 2.0, 10th International Workshop, WMC Lecture Notes in Computer Science, 5957 (2010), [52] O.H. Ibarra, M.J. Pérez-Jiménez, T. Yokomori. On Spiking Neural P systems, Natural Computing, 9, 2 (2010), [53] H. Cao, F.J. Romero-Campero, S. Heeb, M. Camara, N. Krasnogor. Evolving Cell Models for Systems and Synthetic Biology. Systems and Synthetic Biology, 4, 1 (2010), [54] J.M. Cecilia, J.M. García, G. Guerrero, M. Martínez-del-Amor, I. Pérez-Hurtado, M.J. Pérez-Jiménez. Implementing P systems Parallelism by means of GPUs, 10th International Workshop, WMC Lecture Notes in Computer Science, 5957 (2010), [55] A. Riscos-Núñez. A framework for complexity classes in membrane computing, Electronic Notes in Theoretical Computer Science, Vol. 225 (2009), p [56] A. Leporati, C. Ferretti, G. Mauri, M.J. Pérez-Jiménez, C. Zandron. Complexity Aspects of Polarizationless Membrane Systems, Natural Computing, 8 (2009), [57] D. Diaz, A. Romero, M.J. Pérez-Jiménez. Ecient Simulation of Tissue-like P systems by Transition Cell-like P systems, Natural Computing, 8 (2009), [58] M.A. Gutiérrez-Naranjo, A. Leporati. First steps towards a CPU made of Spiking Neural P systems. International Journal of Computers, Communication and Control, 4, 3 (2009), [59] D. Woods, N. Murphy, M.J. Pérez-Jiménez, A. Riscos-Núñez. Membrane Dissolution and Division in P. Lecture Notes in Computer Science, 5715 (2009), [60] M. Cardona, M. Colomer, A. Riscos, M. Rius. P Systems Computing the Period of Irreducible Markov Chains, International Journal of Computers, Communications and Control, 4 (2009),

13 [61] A. Leporati, G. Mauri, C. Zandron, G. Paun, M.J. Pérez-Jiménez. Uniform Solutions to SAT and SUBSET SUM by Spiking Neural P Systems, Natural Computing, 8 (2009), [62] D. Díaz, I. Pérez-Hurtado, M.J. Pérez-Jiménez, A. Riscos-Núñez. A P-Lingua programming environment for Membrane Computing. Membrane Computing. 9th International Workshop WMC Lecture Notes in Computer Science, 5391 (2009), [63] D. Díaz-Pernil, P. Gallego-Ortiz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. Descriptional complexity of tissue-like P systems with cell division. 8th International Conference on Unconventional Computation. Lecture Notes in Computer Science, Vol. 5715, (2009), [64] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos-Núñez. Solving the Independent Set problem by using tissue-like P systems with cell division. 3rd International Work-Conference on the Interplay Between Natural and Articial Computation. Lecture Notes in Computer Science, Vol. 5601, (2009), [65] F.J. Romero-Campero, J. Twycross, C. Hongqing, J. Blakes, N. Krasnogor. A multiscale modelling framework based on P systems. Membrane Computing. 9th International Workshop WMC 2008, Lecture Notes in Computer Science, 5391 (2009), [66] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Hebbian learning from spiking neural P systems view. Membrane Computing. 9th International Workshop WMC 2008, Lecture Notes in Computer Science, 5391 (2009), [67] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, D. Sanuy, A. Margalida. Modeling ecosystem using P systems: The bearded vulture, a case study. Membrane Computing. 9th International Workshop WMC 2008, Lecture Notes in Computer Science, 5391 (2009), [68] H. Chen, M. Ionescu, T.-O. Ishdorj, A. Paun, Gh. Paun, M.J. Pérez-Jiménez Spiking Neural P systems with extended rules: universality and languages. Natural Computing, 7, 2 (2008), [69] Gh. Paun, M.J. Pérez-Jiménez, A. Riscos. Tissue P systems with cell division. International Journal of Computers, Communications and Control, 3, 3 (2008), [70] M. Cardona, M. Colomer, A. Riscos, M. Rius. Computing the Period of Irreducible Markov Chains. International Journal of Computers, Communication and Control, 4, 3 (2008), [71] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, D. Ramírez. A software tool for verication of spiking neural P systems. Natural Computing, 7, 4 (2008), [72] A. Leporati, G. Mauri, C. Ferretti, M.J. Pérez Jiménez, C. Zandron. Complexity aspects of polarizationless membrane systems. Natural Computing, 8, 4 (2008), [73] A. Leporati, G. Mauri, C. Zandron, Gh. Paun, M.J. Pérez-Jiménez. Uniform solutions to SAT and Subset Sum by spiking neural P systems. Natural Computing, 8, 4 (2008), [74] D. Díaz-Pernil, M.J. Pérez Jiménez, A. Romero. Ecient simulation of tissue-like P systems by transition cell-like P systems. Natural Computing, 8, 4 (2008), [75] Gh. Paun. Natural Computing. Between Necessity and Fashion. International Journal of Computers, Communication and Control, Vol. III, 3 (2008), [76] C.S. Calude, Gh. Paun. Foreword, Natural Computing, 7(1), 1 (2008), 1. [77] M. Ionescu, Gh. Paun, T. Yokomori: Preface. Natural Computing, 7, 4 (2008), [78] Gh. Paun. Bibliography of spiking neural P systems. Natural Computing, 7, 4 (2008), [79] O. Ibarra, Gh. Paun. Membrane computing: a general view. Annals of European Academy of Sciences, 2008,

14 [80] Gh. Paun; M.J. Pérez Jiménez; A. Riscos. Tissue P systems with cell division. International Journal of Computers, Communications and Control, 3, 3 (2008). [81] A. Romero, M.J. Pérez Jiménez, D. Díaz. Ecient Simulation of Tissue-like P Systems by Transition Cell-like P Systems. Natural Computing, 8(4) (2008), [82] E. Csuhaj-Varju, Gh. Paun, G. Vaszil. Tissue-like P systems communicating by request. Ramanujan Mathematical Society. Lecture Notes Series in Mathematics, (2008), [83] Gh. Paun, F.J. Romero Campero. Membrane Computing as a Modeling Framework. Cellular Systems Case Studies. 8th International School on Formal Methods for the Design of Computer, Communication, and Software. Lecture Notes in Computer Science, Volume 5016, (2008), p [84] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos, A. Romero. Computational eciency of cellular division in tissue-like P systems. Romanian Journal of Information Science and Technology, 11, 3 (2008), [85] Gh. Paun. A quick overview of membrane computing with details about spiking neural P systems. Frontiers of Computer Science in China, (2007), [86] Gh. Paun. Spiking neural P systems. A tutorial. Bulletin of the European Association for Theoretial Computer Science, 91 (2007), [87] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A linear-time tissue P system based solution for the 3-coloring problem. Electronic Notes in Theoretical Computer Science, 171 (2007), [88] M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Multidimensional descriptional complexity of P systems. Journal of Automata, Languages and Combinatorics, 12, 1-2 (2007), [89] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane systems with marked membranes. Electronic Notes in Theoretical Computer Science, 171 (2007), [90] Gh. Paun. Membrane Computing as a Framework for Bio-Modeling (an Informal Glimpse). Algebraic Biology: 2nd International Conference. Lecture Notes in Computer Science, 4545 (2007), [91] Gh. Paun. Spiking Neural P Systems. Power and Eciency. Bio-inspired Modeling of cognitive tasks. Lecture Notes in Computer Science, 4527 (2007), [92] A. Alhazov, M.J. Pérez-Jiménez. Uniform solution of QSAT using polarizationless active membranes. Machines, Computations, and Universality. Lecture Notes in Computer Science, 4664 (2007), [93] R. Ceterchi, M.J. Pérez-Jiménez, A.I. Tomescu. Simulating the bitonic sort using P systems. Membrane Computing. 8th International Workshop WMC Lecture Notes in Computer Science, 4860 (2007), [94] D. Díaz, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. A logarithmic bound for solving Subset Sum with P systems. Membrane Computing. 8th International Workshop WMC Lecture Notes in Computer Science, 4860 (2007), [95] D. Díaz-Pernil, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez, A. Riscos. Solving Subset-Sum in linear time by using tissue P systems with cell division. Bio-inspired Modeling of cognitive tasks. Lecture Notes in Computer Science, 4527 (2007), [96] G. Mauri, M.J. Pérez-Jiménez, C. Zandron. On a Paun's conjecture in membrane systems. Bio-inspired Modeling of cognitive tasks. Lecture Notes in Computer Science, 4527 (2007), [97] R. Freund, Gh. Paun, M.J. Pérez-Jiménez. Polarizationless P systems with active membranes working in the minimally parallel mode. 6th International Conference on Unconventional Computation. Lecture Notes in Computer Science, 4618 (2007),

15 [98] M.J. Pérez-Jiménez, F.J. Romero. P systems, a new computational modelling tool for Systems Biology. Transactions on Computational Systems Biology VI. Lecture Notes in Bioinformatics, 4220 (2006), [99] Gh. Paun, M.J. Pérez-Jiménez, A. Salomaa. Bounding the indegree of Spiking Neural P systems. Turku Center for Computer Science - TUCS, Report Nr. 773, June [100] M.J. Pérez-Jiménez, A. Romero, F. Sancho. A polynomial complexity class in P systems using membrane division. Journal of Automata, Languages and Combinatorics, 11, 4 (2006), [101] Gh. Paun, M.J. Pérez-Jiménez (eds.). Selected papers dedicated to Membrane Computing. Editorial. Journal of Automata, Languages and Combinatorics, 11, 3 (2006), 239. [102] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Communication membrane systems with active symports. Journal of Automata, Languages and Combinatorics, 11, 3 (2006), [103] Gh. Paun. One More Universality Result for P Systems with Objects on Membranes. International Journal of Computers, Communications and Control, 1 (2006), [104] M. Cavaliere, R. Freund, A. Leistch, Gh. Paun. Event-related outputs of computations in P systems. Journal of Automata, Languages and Combinatorics, 11 (2006), [105] Gh. Paun. Languages in Membrane Computing. Some Details for Spiking Neural P Systems. Developments in Language Theory: 10th International Conference, DLT Lecture Notes in Computer Science, 4036 (2006), [106] M. Cardona, M.A. Colomer, M.J. Pérez Jiménez, A. Zaragoza. Handling Markov chains with Membrane Computing. 5th International Conference on Unconventional Computation. Lecture Notes in Computer Science, 4135 (2006), [107] F. Bernardini, F.J. Romero, M. Gheorghe, M.J. Pérez-Jiménez. A modeling approach based on P systems with bounded parallelism. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), [108] N. Busi, M.A. Gutiérrez-Naranjo. A Case Study in (Mem)Brane Computation: Generating n2: n>=1. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), [109] A. Paun, M.J. Pérez-Jiménez, F.J. Romero. Modeling signal transduction using P systems. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), [110] R. Brijder, M. Cavaliere, A. Riscos, G. Rozenberg, D. Sburlan. Membrane systems with external control. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), pp [111] M. Cardona, M.A. Colomer, M.J. Pérez-Jiménez, A. Zaragoza. Classifying states of a nite Markov chains with Membrane Computing. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), [112] F.J. Romero, M. Gheorghe, L. Bianco, D. Pescini, [113] M.J. Pérez-Jiménez, R. Ceterchi. Towards probabilistic model checking on P systems using PRISM. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006), [114] A. Romero, M.A. Gutiérrez-Naranjo, M.J. Pérez-Jiménez. Graphical modeling of higher plants using P systems. Membrane Computing. 7th International Workshop WMC Lecture Notes in Computer Science, 4361 (2006),