A.I. A. Jabbar, Dr., and Mohammed Basheer Abdullah. “Towards the Improvement of the Computer Network of Mosul University Using (OPNET) Software”. Al-Rafidain Engineering Journal (AREJ) 15, no. 1 (March 1, 2007): 15–26. Accessed October 2, 2025. https://jcis.uomosul.edu.iq/index.php/arej/article/view/30717.