00539naa#a2200181#i#450# EN\INFRA-M\bibl\3467 20240705082448.5 2309-3633 20140917b2014####ek#y0engy0150####ca RUS RU Problems of Russian Oil Industry Integration in Global Energy Complex Journal article Moscow INFRA-M Academic Publishing LLC. 2014 7 с. Journal article local Kozenyasheva Margarita Afanasev Valentin Ya. zh-szf.ru