Sub-Optimal Convergence of Discontinuous Galerkin Methods with Central Fluxes for Linear Hyperbolic Equations with Even Degree Polynomial Approximations. Journal of Computational Mathematics, [S. l.], v. 39, n. 4, p. 518–537, 2021. DOI: 10.4208/jcm.2002-m2019-0305. Disponível em: https://global-sci.com/index.php/JCM/article/view/12468. Acesso em: 6 dec. 2025.