XIAN, X.; JINGXIAN, S. Unbounded connected component of the positive solutions set of some semi-positone problems. Topological Methods in Nonlinear Analysis, [S. l.], v. 37, n. 2, p. 283–302, 2011. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2011.015. Acesso em: 24 apr. 2024.