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Annual report / Organization of the Petroleum Exporting Countries
OPEC - Vienna : Organization of the Petroleum Exporting …; … - 12.1977 - 14.1979; 1980 -
Persistent link: https://www.econbiz.de/10000368589
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OPEC bulletin / Organization of the Petroleum Exporting Countries : weekly digest of world press
OPEC - Vienna - [1.][19]66; Nr. 2.[19]67 - 10.1967(Nov.); Nr. …
Persistent link: https://www.econbiz.de/10000369035
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OPEC bulletin / Organization of the Petroleum Exporting Countries
OPEC - Vienna : [Verlag nicht ermittelbar] - Nachgewiesen 32.2001 -
Persistent link: https://www.econbiz.de/10002214060
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Annual statistical bulletin / OPEC, Organization of the Petroleum Exporting Countries
OPEC - Vienna : Organization of the Petroleum Exporting Countries; … - 1979(1980) - 2009(2010); 2010/11(2011) - 2016; …
Persistent link: https://www.econbiz.de/10000654617