http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic map of the Ovda Regio quadrangle (V-35), Venus
Astrogeology Research Program (Geological Survey)
National Aeronautics and Space Administration.
1 electronic map : HTML, digital, PDF file.
by Leslie F. Bleamaster, III and Vicki L. Hansen ; prepared for the National Aeronautics and Space Administration.
Title from HTML index page (viewed on May 20, 2008).
At head of title: Astrogeology Research Program.
Coordinates shown as W 90⁰--E 120⁰/N 0⁰--S -25⁰.
Includes text, 8 ancillary maps, and 1 location map.
Mode of access: Internet from the USGS web site. Address as of 5/20/08: http://pubs.usgs.gov/imap/i2808/ ; current access via PURL.