On Augmented Lagrangian Methods for Saddle-Point Linear Systems with Singular or Semidefinite (1, 1) Blocks. Journal of Computational Mathematics, [S. l.], v. 32, n. 3, p. 297–305, 2018. DOI: 10.4208/jcm.1401-CR7. Disponível em: https://global-sci.com/index.php/JCM/article/view/12158. Acesso em: 6 dec. 2025.