Mahdi, Suhad Hadi. “Caliph Omar Bin Abdul Aziz: A Model of Justice and Integrity”. Journal of Tikrit University for Humanities 32, no. 3, 7 (March 3, 2025): 340–352. Accessed September 13, 2026. https://jtuh.org/index.php/jtuh/article/view/4929.