MARTYNYUK, A. A.; STAVROULAKIS, I. P. Stability analysis of linear impulsive differential systems under structural perturbation. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 51, n. 6, p. 784–795, 1999. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4665. Acesso em: 5 dec. 2025.