ANDREI, Ionica. Existence Theorems for Some Classes of Boundary Value Problems Involving the P(X)-Laplacian. Nonlinear Analysis: Modelling and Control, [S. l.], v. 13, n. 2, p. 145–158, 2008. DOI: 10.15388/NA.2008.13.2.14575. Disponível em: https://www.zurnalai.vu.lt/nonlinear-analysis/article/view/14575. Acesso em: 7 jul. 2025.