LEMMENS, B. Nonexpansive mappings on Hilbert’s metric spaces. Topological Methods in Nonlinear Analysis, [S. l.], v. 38, n. 1, p. 45–58, 2011. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2011.023. Acesso em: 22 jul. 2024.