On the Existence of Positive Radial Solutions for a Class of Quasilinear Elliptic Systems. Journal of Partial Differential Equations, [S. l.], v. 14, n. 4, p. 331–348, 2020. Disponível em: https://global-sci.com/index.php/jpde/article/view/3979. Acesso em: 6 dec. 2025.