Radhika, Selvamuthukumar, Vineeth Kumar, Saran Babu. “Autonomous Line Following Surveillance Robot Fitted With Pi-Camera, Thermal Sensing and Obstacle Detection Capability”. International Journal of Advanced Science and Technology 29, no. 3 (March 30, 2020): 14212 - 14217. Accessed May 5, 2024. http://sersc.org/journals/index.php/IJAST/article/view/31874.