http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
User's guide for the AERMOD terrain preprocessor (AERMAP)
Emissions, Monitoring, and Analysis Division.
Title from title screen (viewed on Aug. 24, 2006).
Mode of access: Internet from the EPA web site. Address as of 8/24/06: http://www.epa.gov/scram001/7thconf/aermod/aermapugb2.pdf; current access available via PURL.