00415naa#a2200145#i#450# EN\\bibl\53211 20260109225000.5 2658-4026 20220930b2022####ek#y0engy0150####ca RU BORIS VLADIMIROVICH OVCHINNIKOV IS 75 YEARS OLD Journal article Bryansk Bryansk State Technical University 2022 1 с. Journal article local naukaru.ru