“Study of the Book of Al-Qand’s Reference Al-Nasafi by The Scholars of Samarkand (537 AH 1142 AD)”. Damascus University Journal of arts and humanities sciences 35, no. 2 (July 15, 2021). Accessed June 18, 2026. https://journal.damascusuniversity.edu.sy/index.php/humj/article/view/397.