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21Published 1987“...Special report (Transportation Research Board) ;...”
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22Published 1991“...Special report (Transportation Research Board)...”
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23Published 1991“...Special report (Transportation Research Board) ;...”
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24Published 1991“...Special report (Transportation Research Board) ;...”
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25Published 1991“...Special report (Transportation Research Board) ;...”
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26Published 1992“...Special report (Transportation Research Board) ;...”
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27Published 1978“...Special report - Transportation Research Board, National Research Council (Transportation Research...”
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28Published 1984“...Special report / Transportation Research Board ;...”
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29Published 1988“...Special report / Transportation Research Board ;...”
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30Published 1988“...Special report / Transportation Research Board ;...”
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31Published 1975“...Special report - Transportation Research Board ; 152...”
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32Published 1992“...Special report / Transportation Research Board, National Research Council,...”
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33Published 1974“...Special report - Transportation Research Board, National Research Council; 154...”
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34by Gerlough, Daniel L“...Special report - Transportation Research Board, National Research Council ; 165...”
Published 1975
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35Published 1976“...Special report - Transportation Research Board, National Research Council ; 170...”
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36Published 1979“...Special report - Transportation Research Board, National Research Council ; 185...”
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37Published 1978“...Special report - Transportation Research Board, National Academy of Sciences ; 181...”
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38Published 1979“...Special report - Transportation Research Board, National Research Council ; 184...”
Book