Y. AL-BAYATI, A.; M. ABDULLAH, R. A New Family of Spectral CG-Algorithm. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 5, n. 1, p. 69–80, 2008. DOI: 10.33899/csmj.2008.163950 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/37104. Acesso em: 17 dec. 2025.