A Regularized Conjugate Gradient Method for Symmetric Positive Definite System of Linear Equations. Journal of Computational Mathematics, [S. l.], v. 20, n. 4, p. 437–448, 2002. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/11504. Acesso em: 6 dec. 2025.