by
James M. McElfish
United States. General Accounting Office
Kathleen K. Law
United States. Congress. House. Committee on Science and Technology
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Energy Conservation and Supply.
United States. Congress. House. Committee on Natural Resources. Subcommittee on Energy and Mineral Resources
United States. Congress. Senate. Committee on Energy and Natural Resources.
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