“Ijtihad Khalifah Uṡmān Bin ‘Affān Dan Implikasinya Dalam Perekonomian Islam : Ijtihad of Caliph Uṡmān Bin ’Affān and Its Implication in the Islamic Economy”. AL-KHIYAR: Jurnal Bidang Muamalah dan Ekonomi Islam 1, no. 1 (November 12, 2021): 15–33. Accessed August 8, 2025. https://journal.stiba.ac.id/index.php/khiyar/article/view/445.