A Simple Error Estimate of Discontinuous Galerkin Methods for Elliptic Equations with Low Regularity. Journal of Computational Mathematics, [S. l.], 2025. DOI: 10.4208/jcm.2506-m2025-0066. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/23337. Acesso em: 5 dec. 2025.