Legendre-Gauss-Radau Spectral Collocation Method for Nonlinear Second-Order Initial Value Problems with Applications to Wave Equations. Journal of Computational Mathematics, [S. l.], v. 42, n. 1, p. 217–247, 2023. DOI: 10.4208/jcm.2203-m2021-0244. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12559. Acesso em: 5 dec. 2025.