00620naa#a2200169#i#450# EN\\bibl\91083 20241227104702.5 2221-3260 20241031b2024####ek#y0engy0150####ca RU Assessment of the competitive environment and prospects for the development of the oil industry in Russia: current problems and possible solutions Journal article Yaroslavl Yaroslavl State Technical University 2024 13 с. Journal article local Varvus Svetlana Anatolevna Efremova Alena Aleksandrovna theoreticaleconomy.ru