BUDIŞAN, S. Generalizations of Krasnoselskiĭ’s fixed point theorem in cones and applications. Topological Methods in Nonlinear Analysis, [S. l.], v. 43, n. 1, p. 23–52, 2016. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2014.003. Acesso em: 26 apr. 2024.