Saragih A, Lubis AN, Sembiring BKF. Convenience Perception and Risk Perception on the Decision to Use Gopay QRIS Payment in Manhattan Urban Market Medan. CICoST [Internet]. 2023 Sep. 30 [cited 2026 Sep. 18];1(1):182-6. Available from: https://prosiding.politeknikcendana.ac.id/index.php/CICoST/article/view/390