http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Contemporary knowledge engineering and cognition
first joint workshop, Kaiserslautern, Germany, February 1991, proceedings
F. Schmalhofer, G. Strube, Th. Wetter (eds.).
Knowledge representation (Information theory)
Lecture notes in artificial intelligence