Richard Gilbert
United States. General Accounting Office
S. S. Thipse
United States. Department of Energy. Office of Transportation Technologies
Unknown Author
Michael F. Hordeski
United States. Department of Energy. Office of Energy Efficiency and Renewable Energy
Robert Siblerud
Lauri S. Friedman
Society of Automotive Engineers
Walter J. Palmer
National Renewable Energy Laboratory (U.S.)
Charles C. Guo
Mary Joyce
United States. Congress. House. Committee on Science and Technology (2007). Subcommittee on Space and Aeronautics.
Anne Germain