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1by Jackson, M. P. A.“...Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1988
Government Document Book -
2by Morton, Robert A.“...Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1991
Book -
3by Seni, Steven J.“...Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ;...”
Published 1994
Book -
4Published 1988Government Document Book
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5