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Topographic change detection at select archeological sites in Grand Canyon National Park, Arizona, 2007–2010 [研究报告]
U.S. Geological Survey. 2012-01-01
Collins, Brian D.;  Corbett, Skye C.;  Fairley, Helen C.;  Minasian, Diane L. dminasian@usgs.gov;  Kayen, Robert;  Dealy, Timothy P.;  Bedford, David R.
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