HATEM AHMAD, S.; شیماء. On Rings Whose Principal Ideals are Pure. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 3, n. 2, p. 53–57, 2025. Disponível em: https://edusj.uomosul.edu.iq/index.php/csmj/article/view/36388. Acesso em: 10 sep. 2025.