Al Haq, M Ashraf, Norazlina Abd Wahab, and Md. Mahmudul Alam. “UNDERSTANDING THE IMPACT OF INSTITUTIONAL FACTORS ON ASNAF SUSTAINABILITY: A PLS-SEM APPROACH”. Journal of Islamic Monetary Economics and Finance 7, no. 4 (November 30, 2021): 759 - 790. Accessed August 18, 2022. https://jimf-bi.org/index.php/JIMF/article/view/1289.