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Trends in oil and gas exploration : Hearings before the Committee on Interior and Insular Affairs, U.S. Senate, pursuant to S. Res. 45, a national fuels and energy policy study, Ninety-second Congress, second session August 8 and 9, 1972
(1973)
Energy in the United States. Sources, uses and policy issues. A resources for the future study
Landsberg, Hans H., (1968)
Well-oiled diplomacy : strategic manipulation and Russia's energy statecraft in Eurasia
Stulberg, Adam N., (2007)
Sicherung der Energieversorgung bei Gefährdung oder Störung der Einfuhren von Erdöl, Erdölerzeugnissen und Erdgas
Morys, Manfred, (1975)