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Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2015
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Stanford, CA: SCITS, 2015
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Lawrence, KS: Kansas Geological Survey, Geology Extension, University of Kansas, 2014
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Menlo Park: USGS, 2013-12-02
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Washington, D.C: National Academy Press, 2013
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Berkeley, Calif: Lawrence Berkeley National Laboratory, 2011