PUBLICATIONS Bo Zhang 1. Bo Zhang, Formulas of Liapunov functions for systems of linear partial differential equations, to appear in Journal of Mathematical Analysis and Applications (available online 3/27/06) 2. H. Gao and Bo Zhang, Fixed points and controllability in delay systems, Fixed Point Theory and Applications, Vol.2006 (2006), Article ID 41480, p.1-14. 3. Bo Zhang, Necessary and sufficient conditions for stability in Volterra equations of nonconvolution type, Dynamic Systems and Applications 14(2005), 525-550. 4. Bo Zhang, Fixed points and stability in differential equations with variable delays, Nonlinear Analysis 63(2005), e233-e242. 5. Bo Zhang, Contraction mapping and stability in a delay-differential equation, Proceedings of Dynamic Systems and Applications 4(2004), 183-190. 6. H. Gao, P. Lei, and Bo Zhang, A class of nonlinear degenerate integrodifferential control systems, SIAM Journal on Control and Optimization 43(2004), 986-1010. 7. J. R. Graef, C. Qian, and Bo Zhang, Formulas for Liapunov functions for sysetems of linear difference equations, Proc. London Math. Soc. 88(2004), 185-203. 8. T. A. Burton and Bo Zhang, Fixed points and stability of an integral equation: Nonuniqueness, Applied Mathematics letters 17(2004), 839-846. 9. Bo Zhang, Periodicity in dissipative-repulsive systems of functional differential equations, 5(2003), Cubo Matematica Educacional, 5(2003), 331-349. 10. D. Jiang, J. Wei, and Bo Zhang, Positive periodic solutions of functional differential equations and population models, Electronic Journal of Differential Equations, 2002(2002), No.71, 1-13. 1
11. Bo Zhang, Formulas of Liapunov functions for linear ordinary and delay differential equations, Funkcialaj Ekvacioj 44(2001), 253-278. 12. T. A. Burton and Bo Zhang, Uniform boundedness by averaging, Acta Mathematica Hungarica 92(2001), 263-283. 13. Bo Zhang, Construction of Liapunov functionals for linear Volterra integrodifferential equations and stability of delay systems, Electronic Journal of Qualitative Theory of Differential Equations, Proc. Coll. Qual. Theory Differ. Equ. 2000, No.30, p.1-17. 14. T. Kupper, Y. Li, and Bo Zhang, Periodic solutions for dissipative repulsive systems, Tohuku Mathematical Journal 52(2000), 321-329. 15. P. Eloe, M. Islam, and Bo Zhang, Uniform asymptotic stability in linear Volterra integrodifferential equations with application to delay systems, Dynamic Systems and Applications 9(2000), 331-344. 16. J. R. Graph, C. Qian, and Bo Zhang, Asymptotic behavior of solutions of differential equations with variable delays, Proceedings of the London Mathematical Society 81(2000), 72-92. 17. Bo Zhang, Periodic solutions of autonomous functional differential equations, Dynamics of Continuous, Discrete and Impulsive Systems 5(1999), 305-315. 18. J. Wu, H. Xia, and Bo Zhang, Topological transversality and periodic solutions of neutral functional differential equations, Proceedings of the Royal Society of Edinburgh, 129A(1999), 199-220. 19. T. A. Burton and Bo Zhang, Periodicity in delay equations by direct fixed point mapping, Differential equations and Dynamical Systems, 6(1998), 414-424. 20. Bo Zhang, Asymptotic stability criteria and integrability properties of the resolvent of Volterra and functional equations, Funkcialaj Ekvacioj, 40(1997), 335-351. 21. Q. Huang and Bo Zhang, Liapunov functionals and asymptotic stability in infinite delay system, Tohoku Math. J., 46(1997), 503-516. 22. Bo Zhang, Periodic solutions of the retarded Lienard equation, Annali di Matematica pura ed applicata, 172(1997), 25-42/ 2
23. Bo Zhang, Necessary and sufficient conditions for stability and convergence of solutions of a Volterra integrodifferential equation, Dynamic Systems and Applications, 5(1996), 45-58. 24. Bo Zhang, A stability theorem in functional differential equations, Differential and Integral Equations, 9(1996), 199-208. 25. Bo Zhang, Necessary and sufficient conditions for boundedness and oscillation in the retarded Lienard equation, J. Math. Anal. Appl., 200(1996), 453-473. 26. Bo Zhang, Uniform asymptotic stability in functional differential equations with finite delay, Proceedings of the First World Congress of Nonlinear Analysts 92 (V. Lakshmikantham ed.), Walter de Gruyter, New York, 1996, p.1303-1311. 27. T. A. Burton and Bo Zhang, Periodic solutions of finite and infinite dimensional functional differential equations, Lecture Notes in Numerical and Applied Analysis, 15(1996), 1-19. 28. Bo Zhang, Boundary value problems of second order functional differential equations, in Boundary Value Problems for Functional Differential Equations (J. Henderson ed.), World Scientific Publishing Co., 1995, p.301-306. 29. Bo Zhang, Asymptotic stability in functional differential equations by Liapunov functionals, Transactions of American Mathematical Society, 347(1995), 1375-1382. 30. Bo Zhang, Uniform boundedness in delay differential equations, Nonlinear World, 2(1995), 43-51. 31. Bo Zhang, Asymptotic behavior of solutions of a nonlinear damped wave equation, Differential Equations and Dynamical Systems, 2(1994), 173-204. 32. Bo Zhang, Nonlinear Volterra integro-differential inequalities and applications to stability theory, Nonlinear Times and Digest, 1(1994), 249-261. 33. Bo Zhang, Boundedness in functional differential equations, Nonlinear Analysis, 22(1994), 1511-1527. 34. Bo Zhang, Uniform asymptotic stability in functional differential equations with infinite delay, Lecture Notes in Pure and Applied Mathematics, 162(1994), 349-362. 3
35. T. A. Burton and Bo Zhang, Boundedness and periodicity in a wave equation with a delay, Funkcialaj Ekvacioj, 37(1994), 115-153. 36. T. A. Burton and Bo Zhang, Boundedness, periodicity, and convergence of solutions of a retarded Lienard equation, Annali di Matematica Pura and Applicata, 165(1993), 315-368. 37. Bo Zhang, Periodic solutions of nonlinear abstract differential equations with infinite delay, Funkcialaj Ekvacioj, 36(1993), 433-478. 38. Bo Zhang, Boundedness and stability of solutions of the retarded Lienard equation with negative damping, Nonlinear Analysis, 20(1993), 303-313. 39. Bo Zhang, On the retarded Lienard equation, Proc. Amer. Math. Soc., 115(1992), 779-785. 40. T. A. Burton and Bo Zhang, A priori bounds and stability in the retarded nonlinear wave equation, J. Math. Anal. Appl., 166(1992), 456-484. 41. T. A. Burton, J. Terjeki, and Bo Zhang, A wave equation viewed as an ordinary differential equation, Contemporary Mathematics, 129(1992), 23-41. 42. T. A. Burton, J. Terjeki, and Bo Zhang, Boundedness, oscillation, and noncontinuation of solutions of a nonlinear wave equation, Proceedings of International Symposium on FDE s and Related Topics, World Scientific Publishing Co., 1991, 6-18. 43. T. A. Burton and Bo Zhang, Periodic solutions of abstract differential equations with infinite delay, J. Differential Equations, 90(1991), 357-396. 44. Q. Huang. K. Huang, and Bo Zhang, Generalized Ascoli-Arzela s lemma and Stability of functional differential equations with infinite delay, Dongbei Shida Xuebao, 1(1991). 1-18. 45. Q. Huang and Bo Zhang Phase space and Stability of functional differential equations with infinite delay, Proceedings of International Symposium on FDE s and Related Topics, World Scientific Publishing Co., 1991, 127-135. 46. T. A. Burton and Bo Zhang, Uniform ultimate boundedness and periodicity in functional differential equations, Tohoku Math. J.. 42(1990), 93-100. 47. Bo Zhang, Space C g and uniform behavior of solutions of functional differential equations with infinite delay, Acta Mathematica Sinica, New Series, 4(1988), 177-188. 4
48. Bo Zhang, Uniform asymptotic stability of functional differential equations with infinite delay,northeastern Math. J., 2(1986), 127-138. 49. Bo Zhang, Razumikhin type theorem in functional differential equations with infinite delay, Ann. Differential Equations, 1(1986), 87-102. 50. Bo Zhang and K. Wang, Generalization and Application of Razumikhin type theorem, J. of Mathematics. 1(1985), 57-66. 51. Q. Huang and Bo Zhang, Boundedness in functional differential equations with infinite delay, Dongbei Shida Xuebao, 4(1985).1-6. 52. Bo Zhang and M. He, On Global asymptotic stability of some non-autonomous system of third order, Donbei Shida Xuebao, 3(1983), 91-101. 5