WANG, X.; ZHANG, J. Existence and regularity of positive solutions of a degenerate fourth order elliptic problem. Topological Methods in Nonlinear Analysis, [S. l.], v. 59, n. 2B, p. 737–756, 2022. DOI: 10.12775/TMNA.2021.019. Disponível em: https://apcz.umk.pl/TMNA/article/view/38702. Acesso em: 25 apr. 2024.