http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (xi, 176 pages) : color illustrations, color maps.
by Jane M. Hammarstrom [and eleven others].
"Prepared in cooperation with the Servicio Geológico Mexicano."
Scientific investigations report ; 2010-5090-A