00481naa#a2200169#i#450# EN\INFRA-M\bibl\13208 20241227125116.5 2500-333X 20160925b2016####ek#y0engy0150####ca RUS RU Five risks of an energy service contract: civil aspects Journal article Moscow INFRA-M Academic Publishing LLC. 2016 0 с. Journal article local Volodina Marina naukaru.ru