Superconvergence Analysis of a BDF-Galerkin FEM for the Nonlinear Klein-Gordon-Schrödinger Equations with Damping Mechanism. Journal of Computational Mathematics, [S. l.], v. 41, n. 2, p. 224–245, 2022. DOI: 10.4208/jcm.2108-m2020-0324. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12525. Acesso em: 5 dec. 2025.