M. A. H. Mohd Syukri, R. Hamdan, and M. H. A. Jalil, “Robust PID Performance for Temperature Regulation of Herb Drying System”, EEEE, vol. 4, no. 1, pp. 705–714, May 2023, Accessed: Jun. 19, 2024. [Online]. Available: https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/11418