CHERKASHIN, D.; KRYZHEVICH, S. Weak forms of shadowing in topological dynamics. Topological Methods in Nonlinear Analysis, [S. l.], v. 50, n. 1, p. 125–150, 2017. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2017.020. Acesso em: 3 jul. 2024.