Pasmah R, Lubis AJ, Usman A. Prototipe Sistem Keamanan Ruangan Menggunakan Finger Print dan Keypad Matrix dengan One Time Pad. Explorer [Internet]. 2021Jul.31 [cited 2026Sep.21];1(2):53-2. Available from: https://journal.fkpt.org/index.php/Explorer/article/view/89