00528naa#a2200193#i#450# EN\\bibl\3518 20250126051320.7 1992-5980 20140930b2014####ek#y0engy0150####ca RUS RU DC motor discrete control technique Journal article rostov on don Don state technical University 2014 7 с. Journal article local Tsvetkova Olga Aydinyan Andrey Molchanov Aleksandr zh-szf.ru