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Hitting the ethanol blend wall : examining the science on E15 : hearing before the Subcommittee on E

United States. Congress. House. Committee on Science, Space, and Technology (2011). Subcommittee on Energy and Environment.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2011. 2011

Mid-level ethanol blends consumer and technical research needs : hearing before the Subcommittee on

United States. Congress. House. Committee on Science, Space, and Technology (2011). Subcommittee on Environment, author.
Washington : U.S. Government Printing Office, 2013. 2013