Raphael Volz Steffen Staab Boris Motik Incremental Maintenance of Materialized Ontologies. 707-724 http://dx.doi.org/10.1007/978-3-540-39964-3_45 2003 conf/coopis/2003 CoopIS/DOA/ODBASE db/conf/coopis/coopis2003.html#VolzSM03