Uniform Superapproximation of the Derivative of Tetrahedral Quadratic Finite Element Approximation. Journal of Computational Mathematics, [S. l.], v. 23, n. 1, p. 75–82, 2018. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/11690. Acesso em: 5 dec. 2025.