http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Platinum-group elements in sedimentary environments in the conterminous United States
Platinum group elements in sedimentary environments in the conterminous United States
by Jocelyn A. Peterson ; with a section on platinum-group elements in coal by Robert B. Finkelman and Susan J. Tewalt.
"U.S. Department of the Interior, U.S. Geological Survey"--Title page verso.
Includes bibliographical references (pages 27-37).
Geology and geologic environments permissive for platinum-group elements in the conterminous United States ; ch. A
U.S. Geological Survey bulletin ; 2049-A