Faizin, Mu’adil. “Analysis on Underlying Cryptocurrency Assets As Investment Instruments (A Case Study of Bitcoin, Ethereum, Tether and USDC)”. Al-Huquq: Journal of Indonesian Islamic Economic Law 5, no. 2 (December 31, 2023): 118-129. Accessed April 2, 2025. https://ejournal.iainmadura.ac.id/index.php/alhuquq/article/view/8588.