New Superconvergent Structures with Optional Superconvergent Points for the Finite Volume Element Method. Communications in Computational Physics, [S. l.], v. 33, n. 5, p. 1332–1356, 2023. DOI: 10.4208/cicp.OA-2022-0295. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/7173. Acesso em: 5 dec. 2025.