Sangmurdiyono, Muhammad Ali Ghufron, and Muhammad Zidan. “Administrative Evolution and Economic Policies of the Umayyad Dynasty: Implications for Governance and Society”. Discourse: Journal of Multidisciplinary Studies 1, no. 1 (March 17, 2024): 1–9. Accessed May 25, 2026. https://ejournal.diwanpustaka.com/discourse/article/view/33.