http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Aeronautics and Space Administration contractor report
National Aeronautics and Space Administration.
Vols. issued <Dec. 1997-Oct. 1999> include year of issue in vol. numbering, e.g.: 97-206534, 1999-209305.
National Aeronautics and Space Administration, Washington, D.C. 20546