00540naa#a2200181#i#450# EN\INFRA-M\bibl\7354 20240419220050.5 2306-627X 20150119b2015####ek#y0engy0150####ca RUS RU Investment Policy As One of the Economic Aspects of Oil and Gas Sector Journal article Moscow INFRA-M Academic Publishing LLC. 2015 6 с. Journal article local Garnov Andrey Petrovich Chaykovskiy A. academuspub.com