M. IBRAHEEM, Z.; زبیدة; A. FTHEE, A.; أنیس. On Local Rings. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 11, n. 1, p. 93–97, 2025. Disponível em: https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19383. Acesso em: 5 aug. 2025.