Mustaffa Kamil, Nazrol Kamil. “Tawarruq and Wa’d As Main Ingredients of Islamic Structured Investment: Food for Thought”. International Journal of Economics, Management and Accounting 28, no. 1 (June 28, 2020): 255–275. Accessed April 20, 2024. https://journals.iium.edu.my/enmjournal/index.php/enmj/article/view/748.