1
New technologies for exploration and exploitation of oil and gas resources. vol 0001 : New technologies in the development of oil and gas resources: symposium :0001: proceedings. vol 01 : Luxembourg, 18.04.1979-20.04.1979.
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2
Topics in energy and resources : University of Miami: Center for Theoretical Studies: orbis scientiae 0001: energy session : Coral-Gables, FL, 07.01.74-11.01.74.
Book