MARANO, S. A.; PAPAGEORGIOU, N. S. Constant-sign and nodal solutions for a Neumann problem with $p$-Laplacian and equi-diffusive reaction term. Topological Methods in Nonlinear Analysis, [S. l.], v. 38, n. 2, p. 233–248, 2011. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2011.030. Acesso em: 22 jul. 2024.