Rum, Muhammad, and Kamaruddin Kamaruddin. “RISK CONTROL OF CONTINGENCY TRANSACTION IN PROFIT SHARING SYSTEM”. Jurnal Iqtisaduna 1, no. 1 (August 5, 2019): 177-192. Accessed February 5, 2025. https://journal.uin-alauddin.ac.id/index.php/Iqtisaduna/article/view/11828.