TAJU, S. W.; MAMAHIT, Y. P.; PONGANTUNG, J. A. Implementing QR code and Geolocation Technologies for the Student Attendance System. CogITo Smart Journal, [S. l.], v. 10, n. 1, p. 221–232, 2024. DOI: 10.31154/cogito.v10i1.636.642-653. Disponível em: https://cogito.unklab.ac.id/index.php/cogito/article/view/636. Acesso em: 6 aug. 2025.