M. Fadhli Ma'arif, Melwin Syafrizal, Jeki Kuswanto, and Aiko Nur Hendry Yansyah. “Security Risk Analysis of QRIS Implementation in Public Locations Using ISO 31000:2018 Framework”. Journal of Applied Informatics and Computing 9, no. 4 (August 7, 2025): 1670–1680. Accessed September 12, 2026. https://jurnal.polibatam.ac.id/index.php/JAIC/article/view/9877.