Error Analysis and Global Superconvergences for the Signorini Problem with Lagrange Multiplier Methods. Journal of Computational Mathematics, [S. l.], v. 20, n. 1, p. 79–88, 2002. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/11474. Acesso em: 5 dec. 2025.