Zulfariansyah, Muhammad. “Analysis of QRIS Implementation in Increasing Digital Payments in Samarinda, East Kalimantan”. SAINTEKBU 16, no. 01 (April 3, 2024): 34–39. Accessed December 5, 2025. https://ejournal.unwaha.ac.id/index.php/saintek/article/view/3640.