Renaldi, Encik Yoega, and Sunarsan Sitohang. “RANCANGAN SISTEM ABSENSI SISWA OTOMATIS BERBASIS SMART QR CARD MENGGUNAKAN ALGORITMA BCRYPT”. Computer and Science Industrial Engineering (COMASIE) 9, no. 1 (September 9, 2023). Accessed November 23, 2024. https://forum.upbatam.ac.id/index.php/comasiejournal/article/view/7410.