1. Impulsive Differential Equations: Asymptotic Properties of the Solutions;Bainov,1995
2. Oscillation Theory of Impulsive Differential Equations;Lakshmikantham,1989
3. Oscillation and Stability of Delay Models in Biology;Agarwal,2014
4. Oscillation and asympotic behaviour of solutions of delay differential equations with impulses;Shen;Ann. Differ. Equ.,1994
5. Oscillation of Impulsive Neutral Delay Differential Equations