Elgeme, Najeb, Radwan Khershif, Abderaof Elmrabet, and Blqees Omar. “Digital PID-Based Control for a Low-Cost CNC Plotter Machine”. University of Zawia Journal of Engineering Sciences and Technology 3, no. 1 (month-06 15, 2025): 12–25. Accessed month-06 29, 2025. http://journals.zu.edu.ly/index.php/UZJEST/article/view/1016.