Nur Ismiyanthi Ismaya, Komang Aryasa, Nurdiana N. Pengaruh Perceived Usefulness dan Perceived Effortless Terhadap Keputusan Menggunakan E-Payment QRIS Pada Pelanggan Di Kedai Kopi PSC. jed [Internet]. 2026Mar.12 [cited 2026Apr.10];3(1):11-20. Available from: https://ejurnal.undipa.ac.id/index.php/jed/article/view/2071