Budi Tjahjono, Kundang Karsono, and Lista Meria. “Development of Precission Farming Hydropoonic Model Based On Internet of Things Using Arduino ”. International Journal of Science, Technology & Management 2, no. 6 (November 29, 2021): 1946-1955. Accessed January 27, 2022. https://ijstm.inarah.co.id/index.php/ijstm/article/view/392.