Asymptotic representation of solutions for second-order impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Comput., 2018)

Asymptotic integration of second-order impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Lett., 2018)

Leighton and Wong type oscillation theorems for impulsive differential equations. - S. Dogru Akgöl; Agacik Zafer (Appl. Math. Lett., 2021)