- (2004)
- CONTEXT, volume 2680 of Lecture Notes in Computer Science, page 272-285. Springer, (2003)
- (2004)
- (2006)
- Workshop on Ontology Learning and Population ECAI 2004, (2004)
- ICMI-MLMI, page 49. ACM, (2010)
- (2004)
- SmartKom: Foundations of Multimodal Dialogue Systems, (2006)
- Web Semantics 5(3):156-174 (2007)
- Proceedings of the HLT-NAACL 2003 Workshop on Text Meaning, page 14-21. (2003)
- Proceedings of the HLT-NAACL 2003 Workshop on Software Engineering and Architecture of Language Technology Systems SEALTS, Edmonton, Canada, page 59-66. (2003)
- SmartKom: Foundations of Multimodal Dialogue Systems, (2006)
- Proceedings of IJCAI-03 Third Workshop on Knowledge and Reasoning in Practical Dialogue System, Acapulco, Mexico, (2003)
- SmartKom: Foundations of Multimodal Dialogue Systems, (2006)
- SmartKom: Foundations of Multimodal Dialogue Systems, (2006)
- KI 24(2):137-141 (2010)
- Journal of Web Semantics 5(3):156-174 (2007)
- Smart Graphics, volume 6133 of Lecture Notes in Computer Science, page 139-151. Springer, (2010)
- IUI, page 427-428. ACM, (2010)
- Workshop on Ontology Learning and Population ECAI 2004, (2004)


author