Now showing items 1-6 of 6
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(1974)
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(1974)
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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, 2001)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2008-04)
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(University of Michigan, Ann Arbor, Transportation Research Institute, 2001)