Washington, D.C. : Global Change Research Center, National Center for Environmental Assessment, Office of Research and Development, U.S. Environmental Protection Agency, 2008.
2008
Dinger, Eric C., author.
Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2012.
2012
Davis, F. W. (Frank W.), 1953- author.
Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2013.
2013
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