00590naa#a2200169#i#450# EN\\bibl\41423 20240419074454.5 2223-4608 20210130b2021####ek#y0engy0150####ca RU Life increase in friction surfaces with coatings with electro-machining Journal article Bryansk Bryansk State Technical University 2021 6 с. Journal article local Инженерное дело. Техника в целом. Транспорт. 62 Matlakhov Vitaliy Pavlovich bstu.editorum.ru