Adri, Ferdi Prayoga, and Iiz Izmuddin. “Circulation in Investment and Financing from the Perspective Islamic Economics”. ICIEFS Proceeding 2, no. 1 (November 6, 2024): 21–31. Accessed May 19, 2026. https://proceedings.uinbukittinggi.ac.id/index.php/iciefs/article/view/544.