Hasibuan, Tarikh Al Hafizh, Abdul Aziz Sebayang, and Irwan Haryono S. “History of Islamic Educational Institutions and Their Contribution to the Development of Science”. Global Education Journal 4, no. 1 (March 11, 2026): 421–426. Accessed March 14, 2026. https://journal.civiliza.org/index.php/gej/article/view/1452.