Inexact Two-Grid Methods for Eigenvalue Problems. Journal of Computational Mathematics, [S. l.], v. 33, n. 6, p. 557–575, 2021. DOI: 10.4208/jcm.1502-m4539. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12212. Acesso em: 6 dec. 2025.