Muhammad Irkham Firdaus, and Azhar Fikri Muhammad. “Buying and Selling Gold in Gold Electronic Features in the BSI (Bank Syariah Indonesia) Mobile Application from the Perspective of Islamic Law”. At-Tasyri: Jurnal Hukum Islam Dan Ekonomi Syariah, vol. 7, no. 02, July 2026, pp. 123-31, https://jurnal.iairm-ngabar.ac.id/index.php/tasyri/article/view/1321.