Ying, Quah Xuan, Raja Abdullah Raja Ahmad, Muhammad Imran Ahmad, Zamri Zahir Ahmad, Ahmad Ashraf Abdul Halim, and Mohd Wafi Nasrudin. “Haar-VGG: Face Attendance System”. International Journal of Integrated Engineering 17, no. 2 (July 27, 2025): 246–256. Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/16346.