1.
Perestyuk NA, Samoilenko AM. On the Existence of Periodic Solutions for Certain Classes of Systems of Differential Equations with Random Pulse Influence. Ukr. Mat. Zhurn. [Internet]. 2001Aug.25 [cited 2024May18];53(8):1061-79. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4327