Yasmin, A. Z., M. F. Iltiham, and M. M. Syu’aibi. “The Implementation and Inhibiting Factors of Using Qris As a Muamalah Transaction System in Islamic Boarding Schools”. Al-Kharaj: Jurnal Ekonomi, Keuangan & Bisnis Syariah, vol. 8, no. 8, Aug. 2026, pp. 3757-63, doi:10.47467/alkharaj.v8i8.12527.