Oziev, Gapur, Mustafa Omar Mohammed, Muhamad Hafizi M. B. Zaidon, and Mahfuth Kamis A. “Currency Exchange, Its Illah and Implications”. Journal of Islamic Finance 5, no. 1 (February 15, 2016): 045–052. Accessed April 19, 2024. https://journals.iium.edu.my/iiibf-journal/index.php/jif/article/view/99.