Now showing items 1-25 of 30
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2007-08)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2001)
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(Ann Arbor, Mich. : University of Michigan, Transportation Research Institute, 2002)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2006-01)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-01)
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(Ann Arbor, Mich. : University of Michigan, Transportation Research Institute, 2003)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2005-02)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2005-12)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-01)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-03)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-05)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-10)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2010-03)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2011-04)
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(National Highway Traffic Safety Administration, Washington DC, 2008-12)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-11)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2001)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2002)
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(Ann Arbor, Mich.: Center for National Truck Statistics, University of Michigan Transportation Research Institute, 2002)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2002)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 1997-09)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2007-06)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2002)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-04)