PILYUGIN, Sergei Yu.; RIEGER, Janosch. Shadowing and inverse shadowing in set-valued dynamical systems. Hyperbolic case. Topological Methods in Nonlinear Analysis, [S. l.], v. 32, n. 1, p. 151–164, 2008. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2008.042. Acesso em: 8 jul. 2025.