Finite time stability for nonsingular impulsive first order delay differential systems. - Akbar Zada; Bakhtawar Pervaiz; Muthaiah Subramanian; Ioan-Lucian Popa (Appl. Math. Comput., 2022)

Existence, uniqueness and stability of semilinear nonautonomous impulsive systems on time scales. - Akbar Zada; Bakhtawar Pervaiz; Syed Omar Shah (Int. J. Comput. Math., 2023)