M. Shashidhar,M. Sukesh,Varun Revuri. Smart Classroom Occupancy Monitoring and Automation System using Raspberry Pi Integrated Sensor Intelligence . Journal of Computational Analysis and Applications (JoCAAA) [Internet]. 2022 Oct. 20 [cited 2026 Sep. 22];30(2):558-69. Available from: https://www.eudoxuspress.com/index.php/pub/article/view/4236