M. Karthik, M. Poornima, V. Sandhiya. “IoT-Based Smart Garbage System for Efficient Waste Management”. Annals of the Romanian Society for Cell Biology (May 4, 2021): 1523–1529. Accessed May 2, 2024. https://www.annalsofrscb.ro/index.php/journal/article/view/4601.