عمر س. Omar, Spahetch. “Political Transformations in the Era of Muʿāwiyyah Ibn Abī Sufyān: A Study of the Nature of Relations Between the Political and Scholarly Leaderships,” Year 5, Issue 20 (Spring 1421 AH 2000 CE), Pp. 61-107. CITJ 2000, 5, 107-61.