共 7 条
[1]
ALEXANDER D, 1997, J MATH ANAL APPL, V206, P254
[2]
BAINOV D, 1997, APPL ANAL, V64, P57
[3]
Bainov D., 1989, Theory of Impulsive Differential Equations
[4]
Chen YC, 1997, J MATH ANAL APPL, V210, P150
[5]
Wanli Yang, 2010, 2010 INT C MOD ID CO
[6]
Wanli Yang, 2010, 6 INT C INT HID MULT, V10, P118
[7]
Oscillation criteria for nonlinear differential equations with damping
[J].
Applied Mathematics and Computation (New York),
2003, 136 (2-3)
:549-557