Vasylenko, O. V., D. P. Kucherov, and B. P. Ivanov. “Algorithm of Adaptive Terminal Control by the Threefold Integrator”. Visnyk of Vinnytsia Politechnical Institute, no. 2, Nov. 2010, pp. 22-27, https://visnyk.vntu.edu.ua/index.php/visnyk/article/view/717.