Ly, Y. S. ., Hairom, N. H. H. ., Harun, N. H. ., & Chin Fhong, S. (2022). A LoRa-Cloud Based Water pH and Air Temperature Sensor Hub: IoT Water Quality Monitoring Sensor Hub. Emerging Advances in Integrated Technology, 3(1), 15-24. https://penerbit.uthm.edu.my/ojs/index.php/emait/article/view/9167