Setyohadi, Kukuh, Ibrahim Ibrahim, and Reni Rahmadewi. “Automatic PH and Nutrition Control System for Spinach Hydroponic Plants Based on Fuzzy Logic”. Jurnal Ilmiah Wahana Pendidikan 7, no. 1 (January 31, 2021): 169-180. Accessed April 19, 2026. https://jurnal.peneliti.net/index.php/JIWP/article/view/603.