SLYUSARCHUK, V. Yu. Differential Equations with Absolutely Unstable Trivial Solutions. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 9, p. 1266–1275, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2507. Acesso em: 5 dec. 2025.