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Sediment-hosted stratabound copper assessment of the Neoproterozoic Roan Group, central African copperbelt, Katanga Basin, Democratic Republic of the Congo and Zambia: Chapter T in Global mineral resource assessment 科技报告
来源:US Geological Survey (USGS). 出版年: 2014
作者:  Zientek, Michael L. mzientek@usgs.gov;  Bliss, James D. jbliss@usgs.gov;  Broughton, David W.;  Christie, Michael;  Denning, Paul D.;  Hayes, Timothy S. thayes@usgs.gov;  Hitzman, Murray W.;  Horton, John D. jhorton@usgs.gov;  Frost-Killian, Susan;  Jack, Douglas
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Seasonal patterns in nutrients, carbon, and algal responses in wadeable streams within three geographically distinct areas of the United States, 2007-08 科技报告
来源:US Geological Survey (USGS). 出版年: 2012
作者:  Lee, Kathy E. klee@usgs.gov;  Lorenz, David L. lorenz@usgs.gov;  Petersen, James C. petersen@usgs.gov;  Greene, John B. jgreene@usgs.gov
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