MOUSSA, H.; RHOUDAF, M.; SABIKI , H. Existence results for a perturbed Dirichlet problem without sign condition in Orlicz spaces. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 72, n. 4, p. 509–526, 2020. DOI: 10.37863/umzh.v72i4.373. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/373. Acesso em: 5 dec. 2025.