AL-MAHAMEED, M.M. Maximum Principles For Some Elliptic Problems. Scientia Series A: Mathematical Sciences, [S. l.], v. 15, p. 17–22, 2025. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/97.. Acesso em: 19 aug. 2025.