Yap, Zheng Yang, and Ramhuzaini Abd Rahman. “Development of Smart Fertigation System for Chili Plantation in Greenhouse Environment”. Research Progress in Mechanical and Manufacturing Engineering, vol. 5, no. 2, Dec. 2024, pp. 227-3, https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/17561.