http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Water-level and storage changes in the High Plains Aquifer, predevelopment to 2011 and 2009-11
Water level and storage changes in the High Plains Aquifer, predevelopment to 2011 and 2009-11
1 online resource (iv, 15 pages) : color maps.
Title from title screen (viewed May 23, 2013).
Includes bibliographical references (pages 13-15).
Scientific investigations report ; 2012-5291