Security Service Monitoring Using Face Recognition, Near Field Communication and Geolocation Technology. Int. J. Inform. Inf. Sys. and Comp. Eng. [Internet]. 2024 Dec. 8 [cited 2025 Apr. 19];6(1):70-81. Available from: https://ojs.unikom.ac.id/index.php/injiiscom/article/view/13976