NARAYANA D, REDDY G, RAVIKIRAN K, MANISH, NIKHIL. SMART ATTENDENCE MONITERING SYSTEM. CIBG [Internet]. 2021Dec.30 [cited 2024Jul.17];27(6):1847-52. Available from: https://cibgp.com/au/index.php/1323-6903/article/view/2278