Adri, E. Febriani, and K. Razroma Yantika. “Business Opportunities in the QRIS Ecosystem: Fintech Innovations and Solutions for Merchants”. GIC Proceeding, vol. 3, no. 1, Aug. 2025, pp. 28-41, https://proceedings.uinbukittinggi.ac.id/gic/article/view/784.