http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Third consolidated guide to international data exchange through the world data centres
International Council of Scientific Unions
Panel on World Data Centres (Geophysical and Solar)
Secretariat of the ICSU Panel on World Data Centres
International Council of Scientific Unions, Panel on World Data Centres (Geophysical and Solar)