Malkhede, D. N., H. C. Dhariwal, and M. C. Joshi. “On Optimization of the Pid Governor for Diesel Engine”. Mathematical Modelling and Analysis 7, no. 1 (June 30, 2002): 135-150. Accessed May 3, 2024. https://journals.vilniustech.lt/index.php/MMA/article/view/9837.