00641naa#a2200169#i#450# EN\\bibl\72489 20240920085620.5 2223-9987 20231219b2023####ek#y0engy0150####ca RU Investigation of Fatigue Aging of Insulation of Traction Electric Motors of Diesel Locomotives Under Cyclic Load Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2023 8 с. Journal article local Электрические машины. 621.313 Shrayber Marina Aleksandrovna atjournal.ru