http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
NOAA polar orbiter data (TIROS-N, NOAA-6, NOAA-7, and NOAA-8) users guide
National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Climatic Data Center, Satellite Data Services Division