http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nickel-cobalt laterites: a deposit model
1 online resource (iii, 9 pages) : illustration.
Includes bibliographical references (pages 6-8).
U.S. Geological Survey open-file report ; 2011-1259