Development of a Solar-Powered IoT-Based Instrument for Automatic Measurement of Water Clarity. - Tuan Ngoc Pham; Anh Pham Huy Ho; Tuong Van Nguyen; Ha Minh Nguyen; Nhu Huynh Truong; Nguyen Duc Huynh; Tung Huy Nguyen; Le The Dung (Sensors, 2020)