MOUSA, G. H.; MOHAMMAD HUSAIN, Ameer. Right Closed Multiplication sets in Prime Near-Ring -Derivation. Journal of Al-Qadisiyah for Computer Science and Mathematics, [S. l.], v. 3, n. 1, p. 20–27, 2017. Disponível em: https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/236. Acesso em: 3 apr. 2025.