N. F. Z. Norazam and N. B. Abd Warif, “A Secure Skim Pinjaman Buku Teks with Two-Factor Authentication for SK Jempol”, aitcs, vol. 5, no. 1, pp. 52–70, Aug. 2024, Accessed: Apr. 09, 2026. [Online]. Available: https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/12163