LEE, Y.-H.; SIM, I. Existence of sign-changing solutions for one-dimensional $p$-Laplacian problems with a singular indefinite weight. Topological Methods in Nonlinear Analysis, [S. l.], v. 36, n. 1, p. 61–90, 2010. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2010.028. Acesso em: 29 mar. 2024.