Nugroho, Ismail, and Rusydi Umar. “Perancangan Sistem Informasi Perpustakaan SMP Berbasis Web Menggunakan QR-Code”. Journal of Information System Research (JOSH) 5, no. 3 (April 30, 2024): 775-784. Accessed June 27, 2026. https://ejurnal.seminar-id.com/index.php/josh/article/view/5039.