1. On linear impulse systems for functional differential equations;Anokhin;Soviet Math. Dokl.,1986
2. Exponential stability of linear delay impulsive differential equations;Anokhin;J. Math. Anal. Appl.,1995
3. N.V. Azbelev, V.P. Maksimov, L.F. Rakhmatullina, Introduction to the Theory of Functional Differential Equations, Moskow, Nauka, 1991 (in Russian).
4. Stability under persistent disturbances of impulsive differential-difference equations of neutral type;Bainov;J. Math. Anal. Appl.,1994
5. Systems with Impulse Effect: Stability Theory and Applications;Bainov,1989