BARREIRA, L.; VALLS, C. Analytic invariant manifolds for nonautonomous equations. Topological Methods in Nonlinear Analysis, [S. l.], v. 46, n. 1, p. 29–43, 2015. DOI: 10.12775/TMNA.2015.035. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2015.035. Acesso em: 22 jul. 2024.