CAI, Z.; LAN, K. Positive solutions of Neumann boundary value problems and applications to logistic type population models. Topological Methods in Nonlinear Analysis, [S. l.], v. 59, n. 1, p. 35–52, 2022. DOI: 10.12775/TMNA.2021.013. Disponível em: https://apcz.umk.pl/TMNA/article/view/37618. Acesso em: 26 apr. 2024.