M. IBRAHEEM, Z.; زبیدة. On ERT and MERT-Rings. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 1, n. 1, p. 28–33, 2025. Disponível em: https://ojs.uomosul.edu.iq/index.php/csmj/article/view/19916. Acesso em: 7 aug. 2025.