BantsurN. R. and TrofimchukE. P. (1998) “On the existence and stability of periodic and almost periodic solutions of quasilinear equations with maxima”, Ukrains’kyi Matematychnyi Zhurnal, 50(6), pp. 747–754. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4884 (Accessed: 1September2024).