SYSTEM TRANSITION TO THE "ECO-FINANCE" SUSTAINABLE GROWTH: EVIDENCE FROM CHINESE AND RUSSIAN OIL AND GAS COMPANIES ArticleSteblyanskaya A.N., Wang Zhen, Gabdrahmanova N.T., Aleroev U.A.Вестник Московского университета. Серия 6: Экономика. 2019. С. 42-59