Transportation accessibility [electronic resource] : lack of data and limited enforcement options limit federal oversight : report to the Chairman, Subcommittee on Transportation, Housing and Urban Development, and Related Agencies, Committee on Appropriations, House of Representatives.
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Transportation and air quality : CMAQ and conformity programs : hearing before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety and the Committee on Environment and Public Works, United States Senate, One Hundred Eighth Congress, first session on the implementation of the CMAQ program and transportation conformity provisions of TEA-21, the Transportation Equity Act for the 21st Century, March 13, 2003.
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