Listiawati, Rodiana, Rahmanita Vidyasari, and Novitasari Novitasari. “QRIS Efficiency in Improving Digital Payment Transaction Services for Culinary Micro-Small and Medium Enterprises in Depok City”. Operations Research: International Conference Series 3, no. 2 (June 5, 2022): 67–73. Accessed January 14, 2026. https://www.iorajournal.org/index.php/Orics/article/view/133.