On Convergence Property of the Lanczos Method for Solving a Complex Shifted Hermitian Linear System. Journal of Computational Mathematics, [S. l.], v. 31, n. 3, p. 326–334, 2018. DOI: 10.4208/jcm.1212-m4186. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12119. Acesso em: 5 dec. 2025.