Шапарев, Н., and И. Асаджиле. “Dynamic Processes in the DC Motor for Metalworking Control.”. Electrotechnic and Computer Systems, no. 45(45) (March 23, 2019): 18-24. Accessed April 16, 2021. https://eltecs.opu.ua/index.php/journal/article/view/2420.