"…describe bibliographic things on the semantic Web in RDF. This ontology can be used as a citation ontology, as a document classification ontology, or simply as a way to describe any kind of document in RDF. It has been inspired by many existing document description metadata formats, and can be used as a common ground for converting other bibliographic data sources."
Michael Strube, and Simone Paolo Ponzetto. Proceedings of the 21st National Conference on Artificial Intelligence - Volume 2, 21, page 1419--1424. Menlo Park, CA; Cambridge, MA; London; AAAI Press; MIT Press; 1999, AAAI Press, (2006)
Gilad Mishne, and Maarten de Rijke. Proceedings ot the 7th International Conference on Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2004, page 539--554. CID, (April 2004)