A Weak Galerkin Mixed Finite Element Method for Second-Order Elliptic Equations with Robin Boundary Conditions. Journal of Computational Mathematics, [S. l.], v. 34, n. 5, p. 532–548, 2018. DOI: 10.4208/jcm.1604-m2015-0413. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12246. Acesso em: 6 dec. 2025.