Le MT, Nguyen T, Le Vo HT. Manufacturing an IoT device for automatic control of total disolved solids of nutritient concentration for plants on aeroponic, hydroponic systems. TNJS [Internet]. 2022 Oct. 31 [cited 2026 Sep. 15];16(56). Available from: https://tckhtn.ttn.edu.vn/index.php/tckh/article/view/243