Aloufi , Sultan. “Writing the (Hamza) at the Beginning of a Word in the Inscriptions of Makkah and Madinah During the First Two Hijri Centuries”. Dirasat: Human and Social Sciences 49, no. 6 (December 30, 2022): 413–432. Accessed December 2, 2025. https://dsr.ju.edu.jo/djournals/index.php/Hum/article/view/4038.