Šulčius, N., and V. A. Geleževičius. “Investigation of the Dynamical Quality of the Electromechanical Servo Systems Using Variable Structure Controllers”. Elektronika ir Elektrotechnika 63, no. 7 (August 20, 2005): 36-40. Accessed April 25, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/10487.