Y. AL-BAYATI, A.; MOAYAD QASIM, A. A new self scaling PCG algorithm with dynamical retards. Journal of Education and Science, [S. l.], v. 21, n. 1, p. 113–134, 2008. DOI: 10.33899/edusj.2008.51257. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41413. Acesso em: 10 sep. 2025.