D. MAHMOOD, R.; B. MAHMOOD, A. Maximal Generalization of Pure Ideals. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 5, n. 1, p. 21–27, 2008. DOI: 10.33899/csmj.2008.163946 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/37110. Acesso em: 18 dec. 2025.