VALEYEV, K. G.; DZHALLADOVA, I. A. Criteria for the Asymptotic Stability of Solutions of Dynamical Systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 52, n. 12, p. 1702–1707, 2000. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4573. Acesso em: 5 dec. 2025.