A Cascadic Multigrid Method for Eigenvalue Problem. Journal of Computational Mathematics, [S. l.], v. 35, n. 1, p. 74–90, 2018. DOI: 10.4208/jcm.1608-m2014-0135. Disponível em: https://global-sci.com/index.php/JCM/article/view/12262. Acesso em: 6 dec. 2025.