$W^{1,∞}$-Interior Estimates for Finite Element Method on Regular Mesh. Journal of Computational Mathematics, [S. l.], v. 3, n. 1, p. 1–7, 1985. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/10786. Acesso em: 5 dec. 2025.