Amin, H., D. Suhartanto, M. F. Ghazali, M. Ali, H. Rizal, and D. Abdul Razak. “Maqasid-Based Consumer Preference Index for Tawarruq Personal Financing (TPF)”. International Journal of Islamic Economics and Finance (IJIEF), vol. 5, no. 1, Jan. 2022, pp. 1-30, doi:10.18196/ijief.v5i1.11823.