Saifaddin, Abdulhakim Abdulhk Mohammed. “The Transformation of Northern Arbitah in the Abbasid Era from Military Bases into Learning Centers Prof. Abdulhakim Abdulhk Mohammed Saifaddin”. Journal of Arts 1, no. 14 (March 1, 2020): 7–64. Accessed May 19, 2024. http://journal.tu.edu.ye/index.php/artsmain/article/view/638.