Tan Yhe Huan, Nathalie, Hazli bin Roslan, and Suhaila binti Sari. “Fertilizer Measuring Machine for Hydroponic Growing Industry”. Progress in Engineering Application and Technology 4, no. 2 (December 21, 2023): 093–107. Accessed April 9, 2026. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/10369.