BENCHOHRA, M.; GÓRNIEWICZ, L.; NTOUYAS, S. K.; OUAHAB, A. Impulsive hyperbolic differential inclusions with variable times. Topological Methods in Nonlinear Analysis, [S. l.], v. 22, n. 2, p. 319–329, 2003. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2003.042. Acesso em: 22 jul. 2024.