SMYRLIS, G.; FARACI, F. On a singular semilinear elliptic problem: multiple solutions via critical point theory. Topological Methods in Nonlinear Analysis, [S. l.], v. 51, n. 2, p. 459–491, 2018. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2018.002. Acesso em: 22 jul. 2024.