Approximation of Nonconforming Quasi-Wilson Element for Sine-Gordon Equations. Journal of Computational Mathematics, [S. l.], v. 31, n. 3, p. 271–282, 2018. DOI: 10.4208/jcm.1212-m3897. Disponível em: https://global-sci.com/index.php/JCM/article/view/12116. Acesso em: 5 dec. 2025.