HARTONO, T.; HENRY, B. N.; NURM, S.; PASHA, L.; JULIANINGSIH, D. . The Importance Increasing Attendance Efficiency Accuracy with Presence System in Era Industrial Revolution 4.0. International Journal of Cyber and IT Service Management, [S. l.], v. 4, n. 2, p. 133–142, 2024. DOI: 10.34306/ijcitsm.v4i2.168. Disponível em: https://iiast.iaic-publisher.org/ijcitsm/index.php/IJCITSM/article/view/168. Acesso em: 28 mar. 2025.