On the $hp$ Finite Element Method for the One Dimensional Singularly Perturbed Convection-Diffusion Problems. Journal of Computational Mathematics, [S. l.], v. 20, n. 6, p. 599–610, 2021. Disponível em: https://global-sci.com/index.php/JCM/article/view/11519. Acesso em: 6 dec. 2025.