http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Amendment 3 to announcement of opportunity AO-OSS-2-78
physics, astronomy, and planetary science, Spacelab and LDEF payloads
National Aeronautics and Space Administration.
Announcement of opportunity ; A.O. no. OSS-2-78