[1] Lakshmikantham V, Bainov D D, Simenov P S. Theory of Impulsive Differential Equations. Singapore:World Scientific, 1989
[2] Bainov D D, Simeonov P S. Systems with Impulsive Effect:Stability Theory and Applications. Ellis Horwood:Chichester, 1989
[3] Hale J K. Theory of Functional Differential Equations. New York:Springer-Verlag, 1977
[4] Yoshida N. Oscillation Theory of Partial Differential Equations. Singapore:World Scientific, 2008
[5] Yan J R, Kou C H. Oscillation of solutions of impulsive delay differential equations. J Math Anal Appl, 2001, 254:358-370
[6] Agarwal R P, Meng F W, Li W N. Oscillation of solutions of systems of neutral type partial functional differential equations. Comput Math Appl, 2002, 44:777-786
[7] Minchev E, Yoshida N. Oscillations of vector differential equations of hyperbolic type with functional arguments. Math J Toyama Univ, 2003, 26:75-84
[8] Minchev E. Forced oscillation of solutions of systems of hyperbolic equations of neutral type. Appl Math Comput, 2004, 155:427-438
[9] Luo J W. Oscillation of hyperbolic partial differential equations with impulses. Appl Math Comput, 2002, 133:309-318
[10] Cui B T, Han M A. Oscillation theorems for nonlinear hyperbolic systems with impulses. Nonlinear Anal Real World Appl, 2008, 9:94-102
[11] He M X, Liu A P. Oscillation of hyperbolic partial differential equations. Appl Math Comput, 2003, 142:205-224
[12] Liu A P, Xiao L, Liu T. Oscillation of nonlinear impulsive hyperbolic equations with several delays. Electron J Differential Equations, 2004, 2004:1-6
[13] Liu A P, Ma Q X, He M X. Oscillation of nonlinear impulsive parabolic equations of neutral type. Rocky Mountain J Math, 2006, 36:1011-1026
[14] Shoukaku Y, Yoshida N. Oscillation of nonlinear hyperbolic equations with functional arguments via Riccati method. Appl Math Comput, 2010, 217:143-151
[15] Shoukaku Y. Oscillation of solutions for forced nonlinear neutral hyperbolic equations with functional arguments. Electron J Differential Equations, 2011, 2011:1-16
[16] Agarwal R P, Karakoc F. A survey on oscillation of impulsive delay differential equations. Comput Math Appl, 2010, 60:1648-1685
[17] Liu Z, Sun Y G. Interval criteria for oscillation of a forced impulsive differential equation with Riemann-Stieltjes integral. Comput Math Appl, 2012, 63:1577-1586
[18] Zhou X L, Guo Z H, Wang W S. Interval oscillation criteria for nonlinear impulsive delay differential equations with damping term. Appl Math Comput, 2014, 249:32-44
[19] Ma Q X, Liu A P. Oscillation criteria of neutral type impulsive hyperbolic equations. Acta Math Sci, 2014, 34A:1845-1853 |