Murad, Hasan Qasim. “WAS ’UMAR II "ATRUE UMAYYAD&Quot;?”. Islamic Studies 24, no. 03 (September 30, 1985): 325–348. Accessed February 21, 2026. http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/5854.