Johan Septian Putra, Nofrisyah S, Karali N. THE GOLDEN PERIOD OF THE UMAYYAD DYNASTY: PROGRESSIVE ECONOMIC ELABORATION DURING THE REIGN OF UMAR BIN ABDUL AZIZ. khazanah [Internet]. 2025 Jun. 30 [cited 2026 Apr. 18];15(1):1-15. Available from: https://www.rjfahuinib.org/index.php/khazanah/article/view/1827