Ly, Yap Sze, Nur Hanis Hayati Hairom, Nor Hazlyna Harun, and Soon Chin Fhong. “A LoRa-Cloud Based Water PH and Air Temperature Sensor Hub: IoT Water Quality Monitoring Sensor Hub”. Emerging Advances in Integrated Technology 3, no. 1 (July 24, 2022): 15–24. Accessed July 17, 2024. https://penerbit.uthm.edu.my/ojs/index.php/emait/article/view/9167.