1781
Published: c2006.
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1782
Published: c2005.
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1783
Published: c2007.
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1784
Published: c2007.
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1785
Published: c2009.
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1786
Published: c2011.
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1787
Published: 2003.
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1788
Published: c2004.
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1789
Published: c2007.
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1790
Published: c2002.
Superior document: Special report / Transportation Research Board, National Research Council ; 263
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1791
Published: 2010.
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1792
Published: c2005.
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1793
Published: 2006.
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1794
Published: c2007.
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1795
Published: 2010.
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1796
Published: c2009.
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1797
Published: 2009.
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1798
Published: 1999.
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1799
Published: c2000.
Superior document: The compass series
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1800
Published: c2009.
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