Azhar, S. and Abd Warif, N.B. (2023) “A Secure Dental Appointment System with One-Time Password Verification and Dual Authentication for Klinik Pergigian Sharifah ”, Applied Information Technology And Computer Science, 4(2), pp. 283–301. Available at: https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/12295 (Accessed: 7 April 2026).