Muhammad, Tijjani, Dani Mamman, and Mujitaba Abubakar Tangaza. “Controversies and Challenges of Islamic Banking: Analysis of Regulatory Reform”. Journal of Contemporary Research in Business, Economics and Finance 1, no. 1 (August 29, 2019): 12–15. Accessed December 22, 2024. http://learning-gate.com/index.php/2641-0265/article/view/4.