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    Proceedings - 60th Highway Geology Symposium : Buffalo, New York, September 29 - October 1, 2009

    New York State Thruway Authority / New York, Department of Transportation, State / New York State Museum | TIBKAT | 2009

    Proceedings - 59th Highway Geology Symposium : Santa Fe, New Mexico, May 6 - 9, 2008

    New Mexico, Department of Transportation / New Mexico Bureau of Geology and Mineral Resources | TIBKAT | 2008