Existence of Solutions for a Quasilinear System with Gradient Terms. Contemporary Mathematics , [S. l.], v. 2, n. 4, p. 319–326, 2021. DOI: 10.37256/cm.2420211076. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/1076. Acesso em: 24 dec. 2025.