A Numerically Stable Block Modified Gram-Schmidt Algorithm for Solving Stiff Weighted Least Squares Problems. Journal of Computational Mathematics, [S. l.], v. 25, n. 5, p. 595–619, 2007. Disponível em: https://global-sci.com/index.php/JCM/article/view/11852. Acesso em: 5 dec. 2025.