“PRAKTEK GHARAR PADA PELAKU USAHA SYSTEM KARTEL DALAM TINJAUAN HUKUM ISLAM”, J-MAN, vol. 1, no. 2, pp. 89–97, Oct. 2024, Accessed: Oct. 18, 2025. [Online]. Available: https://ejournal.stainu-malang.ac.id/index.php/almansyur/article/view/11