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186by Abeyta, Cynthia G.“...U.S. Geological Survey,...”
Published 1996
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187
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188by Land, Larry F.“...U.S. Geological Survey,...”
Published 1985
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189by Perez, Roberto“...U.S. Geological Survey,...”
Published 1986
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190by Groschen, G. E.“...U.S. Geological Survey,...”
Published 1985
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191by Small, Ted A.“...U.S. Geological Survey,...”
Published 1986
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192by Bush, Peter W.“...U.S. Geological Survey,...”
Published 1986
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193
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194by Buszka, Paul M.“...U.S. Geological Survey,...”
Published 1987
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195by Garner, Bradley D.“...U.S. Geological Survey,...”
Published 2007
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196by Raines, Timothy H.“...U.S. Geological Survey,...”
Published 1998
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197by Asquith, William H.“...U.S. Geological Survey,...”
Published 1999
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198
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199
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