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2017 [3]
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Overview for geologic field-trip guides to Mount Mazama, Crater Lake Caldera, and Newberry Volcano, Oregon [研究报告]
10.3133/sir20175022JU.S. Geological Survey. 2017-01-01
Bacon, Charles R. cbacon@usgs.gov;  Donnelly-Nolan, Julie M. jdnolan@usgs.gov;  Jensen, Robert A.;  Wright, Heather M. hwright@usgs.gov
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Geologic field trip guide to Mount Mazama and Crater Lake Caldera, Oregon [研究报告]
10.3133/sir20175022J1U.S. Geological Survey. 2017-01-01
Bacon, Charles R. cbacon@usgs.gov;  Wright, Heather M. hwright@usgs.gov
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Field-trip guide to Mount St. Helens, Washington - An overview of the eruptive history and petrology, tephra deposits, 1980 pyroclastic density current deposits, and the crater [研究报告]
10.3133/sir20175022DU.S. Geological Survey. 2017-01-01
Pallister, John S. jpallist@usgs.gov;  Clynne, Michael A. mclynne@usgs.gov;  Wright, Heather M. hwright@usgs.gov;  Van Eaton, Alexa R. avaneaton@usgs.gov;  Vallance, James W. jvallance@usgs.gov;  Sherrod, David R. dsherrod@usgs.gov;  Kokelaar, B. Peter
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