SALMAN, M.; DAS, R. Specification properties for non-autonomous discrete systems. Topological Methods in Nonlinear Analysis, [S. l.], v. 55, n. 2, p. 475–491, 2020. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2020.006. Acesso em: 26 apr. 2024.