Storing and Querying Ontologies in Logic Databases. - Timo Weithöner; Thorsten Liebig; Günther Specht (SWDB, 2003)

Verarbeitung von Ontologien in mobilen Umgebungen. - Timo Weithöner; Günther Specht (GI Jahrestagung (1), 2004)

Efficient Processing of Huge Ontologies in Logic and Relational Databases. - Timo Weithöner; Thorsten Liebig; Günther Specht (OTM Workshops, 2004)

Context-Aware Processing of Ontologies in Mobile Environments. - Günther Specht; Timo Weithöner (MDM, 2006)

DIG 2.0 – Towards a Flexible Interface for Description Logic Reasoners. - Sean Bechhofer; Thorsten Liebig; Marko Luther; Olaf Noppens; Peter F. Patel-Schneider; Boontawee Suntisrivaraporn; Anni-Yasmin Turhan; Timo Weithöner (OWLED, 2006)

Real-World Reasoning with OWL. - Timo Weithöner; Thorsten Liebig; Marko Luther; Sebastian Böhm; Friedrich W. von Henke; Olaf Noppens (ESWC, 2007)

DIG 2.0 Reference Middleware. - Timo Weithöner; Thorsten Liebig; Marko Luther; Sebastian Böhm (OWLED, 2007)