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by Carter, Barry E.; Trimble, Phillip R.; Bradley Curtis A.
by Revesz, Richard L.
by Unknown
by Di Tella,Torcuato
by United States Congress; United States Senate; Committee on Energy and Natural Resources
by Various
by Stanley, Harold W.
by Schmidt, Steffen W.; Shelley, Mack C.; Bardes, Barbara A.
by Edited by Cynthia B. Costello, Vanessa R. Wight and Anne J. Stone