khawlaor, wiroj. “THE DESIGN OF THE SPEED CONTROL SYSTEM FOR A DC MOTOR BY MATLAB PROGRAMS”. Journal of Energy and Environment Technology of Graduate School Siam Technology College 10, no. 1 (June 22, 2023): 77–85. Accessed May 29, 2024. https://ph01.tci-thaijo.org/index.php/JEET/article/view/252358.