Ali Mahafzah, Hussein. “Dauru Al-Ummawiyyin Fi Muwajahah Al-Byzantins”. Hayula: Indonesian Journal of Multidisciplinary Islamic Studies 1, no. 1 (January 30, 2017): 45-62. Accessed April 20, 2024. https://journal.unj.ac.id/unj/index.php/hayula/article/view/945.