Almanfaluti, Istian Kriya, Niken Amelia Putri, and Muhammad Saddam Navaro. “Application Design: Integration of Qris E-Wallet Cryptocurrency Using Prototype Method: Perancangan Aplikasi : Integrasi Qris E-Wallet Cryptocurrency Dengan Metode Prototype”. Indonesian Journal of Innovation Studies 25, no. 1 (December 13, 2023). Accessed May 8, 2025. https://ijins.umsida.ac.id/index.php/ijins/article/view/997.