http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Use of azimuthal square-array direct-current resistivity to locate a geologic structure at Fort Detrick, Maryland
Use of a square-array direct-current resistivity method to detect fractures in crystalline bedrock in New Hampshire
1 online resource (vi, 48 pages) : illustrations (some color), maps (some color).
by Dorothy H. Tepper and Daniel J. Phelan ; prepared for the U.S. Army Corps of Engineers, Baltimore, District.
U.S. Geological Survey open-file report ; 01-285