Kurniawan, Afdhal, Alexander A. S. Gunawan, Boby Hartanto, Aditya Mili, and Widodo Budiharto. “Swarm of Mobile Robots for Security Surveillance Based on Android Smartphone and Firebase”. International Journal of Intelligent Systems and Applications in Engineering 11, no. 4 (September 21, 2023): 810–815. Accessed July 3, 2024. https://ijisae.org/index.php/IJISAE/article/view/3614.