KAPUSTYAN, O. V. On the existence of global attractors for one class of cascade systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 56, n. 9, p. 1287–1291, 2004. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3842. Acesso em: 5 dec. 2025.