Eka Prasetya, D. (2025) “Analisis Implementasi Rancangan Smart Shopping Cart dengan Radio Frequency Identification (RFID)”, Journal of Engineering and Innovation, 2(2), hlm. 50–55. Tersedia pada: https://nafatimahpustaka.org/jein/article/view/485 (Diakses: 2 Mei 2026).