Muhammad Salihan Bin Samra, and Azme Matali. “Jenis Emas Dan Kesannya Terhadap Penentuan Transaksi Ribawiy Menurut Berbagai Mazhab”. Al-Shafi’i | International Journal of Islamic Contemporary Studies, vol. 1, June 2023, pp. 82-95, https://unissa.edu.bn/journal/index.php/al-shafii/article/view/644.