Brandão, F. (1998). The Petrobras monopoly and the regulation of oil prices in Brazil. Oxford Institute for Energy Studies.
Chicago-čujuhus (17. p.)Brandão, F. The Petrobras Monopoly and the Regulation of Oil Prices in Brazil. Oxford Institute for Energy Studies, 1998.
MLA-čujuhus (9. p.)Brandão, F. The Petrobras Monopoly and the Regulation of Oil Prices in Brazil. Oxford Institute for Energy Studies, 1998.
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