TAGACAY, D. A. A. .; PANES, W. D. . Development of HAAQ: Hands-Free Attendance Archive using QR Code. International Journal of Intelligent Systems and Applications in Engineering, [S. l.], v. 12, n. 3s, p. 167 –, 2023. Disponível em: https://ijisae.org/index.php/IJISAE/article/view/3695. Acesso em: 22 jul. 2024.