Z. Kowalska, “The Choise of Feedback Gains in the Computer Model-Based Control Systems of the Direct-Drive Manipulator”, Eng. Trans., vol. 42, no. 1-2, pp. 3–18, Jul. 1994, Accessed: Apr. 24, 2025. [Online]. Available: https://et3.ippt.pan.pl/index.php/et/article/view/1522