Preconditioning Higher Order Finite Element Systems by Algebraic Multigrid Method of Linear Elements. Journal of Computational Mathematics, [S. l.], v. 24, n. 5, p. 657–664, 2006. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/11792. Acesso em: 5 dec. 2025.