http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
High-accuracy timing and positional astronomy : lectures held at the Astrophysics School IV, organized by the European Astrophysics Doctoral Network (EADN) in Graz, Austria, 19-31 August 1991
High-Accuracy timing and positional astronomy
Astrophysics School 1991 : Graz, Austria)