“Alternative Interest-Free Financial Institutional Systems for Fair Economy: A Constructive Overview”. Jihbiz : Jurnal Ekonomi, Keuangan dan Perbankan Syariah 3, no. 2 (July 19, 2019): 174–183. Accessed October 4, 2026. https://ejournal.uniramalang.ac.id/jihbiz/article/view/803.