Community Based Ranking in Peer-to-Peer Networks. - Christoph Tempich; Alexander Löser; Jörg Heizmann (OTM Conferences (2), 2005)

Ontology-Based Question Answering for Digital Libraries. - Stephan Bloehdorn; Philipp Cimiano; Alistair Duke; Peter Haase 001; Jörg Heizmann; Ian Thurlow; Johanna Völker (ECDL, 2007)

Porting natural language interfaces between domains: an experimental user study with the ORAKEL system. - Philipp Cimiano; Peter Haase 001; Jörg Heizmann (IUI, 2007)

Towards portable natural language interfaces to knowledge bases - The case of the ORAKEL system. - Philipp Cimiano; Peter Haase 001; Jörg Heizmann; Matthias Mantel; Rudi Studer (Data Knowl. Eng., 2008)

Semantically Enhanced Search and Browse. - Alistair Duke; Jörg Heizmann (Semantic Knowledge Management, 2009)