An Elliptic Nonlinear System of Two Functions with Application. Journal of Partial Differential Equations, [S. l.], v. 36, n. 2, p. 122–146, 2023. DOI: 10.4208/jpde.v36.n2.2. Disponível em: https://global-sci.com/index.php/jpde/article/view/4394. Acesso em: 5 dec. 2025.