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研究报告 [2]
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2016 [2]
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Geologic framework, age, and lithologic characteristics of the North Park Formation in North Park, north-central Colorado [研究报告]
10.3133/sir20165126U.S. Geological Survey. 2016-01-01
Shroba, Ralph R. rshroba@usgs.gov
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Mountains, glaciers, and mines—The geological story of the Blue River valley, Colorado, and its surrounding mountains [研究报告]
10.3133/cir1400U.S. Geological Survey. 2016-01-01
Kellogg, Karl S. kkellogg@usgs.gov;  Bryant, Bruce bbryant@usgs.gov;  Shroba, Ralph R. rshroba@usgs.gov
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