Purno Wahyu, Ari. “Water Quality Monitoring System Using Server IOT (Internet of Things) and Sensor”. International Journal of Psychosocial Rehabilitation 24, no. 2 (April 30, 2020): 7714–7720. Accessed June 19, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/2655.