Sulimat, Mohd Ammiin, and Norshidah Katiran. “IoT Based Air Quality Monitoring System Using LoRaWAN”. Evolution in Electrical and Electronic Engineering 5, no. 2 (November 6, 2024): 116–125. Accessed July 23, 2026. https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/17744.