Fatmawati, Farida. “Comparative Analysis of Monetary Functions in Islamic and Conventional Economic Systems”. Journal of Islamic Economics Management and Business (JIEMB) 5, no. 1 (July 16, 2023): 107–124. Accessed August 6, 2026. https://journal.walisongo.ac.id/index.php/JIEMB/article/view/20425.