1. Dynamic Equations on Time Scales: An Introduction with Applications;Bohner,2001
2. Advances in Dynamic Equations on Time Scales;Bohner,2003
3. Theory of Impulsive Differential Equations;Lakshmikantham,1989
4. Stability criteria of impulsive differential systems;Sun;Appl. Math. Comput.,2004
5. On cone perturbing Lyapunov function for impulsive differential systems;Soliman;Appl. Math. Comput.,2005