http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Adjustment of microwave spectral radiances of the earth to a fixed angle of propagation
National Environmental Satellite, Data, and Information Service.
U.S. Dept. of Commerce, National Oceanic Atmospheric Atmospheric Administration, National Environmental Satellite, Data, and Information Service