http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Economic analysis of the 2010 U.S. Geological Survey assessment of undiscovered oil and gas in the National Petroleum Reserve in Alaska
1 online resource (iv, 34 pages) : color illustrations, maps.
Includes bibliographical references (pages 30-34).
U.S. Geological Survey open-file report ; 2011-1103