SlyusarchukV. Y. (2010) “Conditions for the existence of bounded solutions of nonlinear differential and functional differential equations”, Ukrains’kyi Matematychnyi Zhurnal, 62(6), pp. 837–846. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2914 (Accessed: 22December2024).