BENCHOHRA, M.; HAMANI, S. Nonlinear boundary value problems for differential inclusions with Caputo fractional derivative. Topological Methods in Nonlinear Analysis, [S. l.], v. 32, n. 1, p. 115–130, 2008. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2008.039. Acesso em: 27 jan. 2022.