Tovar-García, Edgar DemetrioEdgar DemetrioTovar-García2023-04-012023-04-012018https://scripta.up.edu.mx/handle/20.500.12552/330210.20542/0131-2227-2018-62-6-30-35DOES THE SHARE OF CRUDE PETROLEUM AND NATURAL GAS IN EXPORTS INCREASE TOTAL EXPORTS? THE RUSSIAN CASEResource Types::text::journal::journal article