http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic occurrence and regional assessment of evaporite-hosted native sulfur, Trans-Pecos Texas
by Tucker F. Hentz, Jonathan G. Price, and Gay Nell Gutierrez.
Includes bibliographical references (pages 68-70).
Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ; no. 184