A Mixed Virtual Element Method for the Boussinesq Problem on Polygonal meshes. Journal of Computational Mathematics, [S. l.], v. 39, n. 3, p. 392–427, 2021. DOI: 10.4208/jcm.2001-m2019-0187. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12463. Acesso em: 5 dec. 2025.