P. Ehlen, M. Johnston, and G. Vasireddy. Proceedings of ICSLP---Interspeech 2002: 7th International Conference on Spoken Language Processing, Denver, CO, USA, page 2557-2560. (2002)
A. Jameson, O. Jacobs, and B. Steimel. Ein Projekt von mind Business Consultants und Strateco in Zusammenarbeit mit DFKI (Herausgeber NürnbergMesse GmbH), (September 2009)Studie anforderbar unter http://www.mind-consult.net/.
M. Johnston, S. Bangalore, A. Stent, G. Vasireddy, and P. Ehlen. Proceedings of ICSLP---Interspeech 2002: 7th International Conference on Spoken Language Processing, Denver, CO, USA, page 2237-2240. (2002)
F. Lefèvre. Laboratoire d'Informatique d'Avignon, Université d'Avignon et des Pays de Vaucluse, France, Habilitation à Diriger les Recherches, (December 2009)
R. op den Akker, H. Bunt, S. Keizer, and B. van Schooten. Proceedings of Interspeech 2005---Eurospeech: 9th European Conference on Speech Communication and Technology. Lisbon, Portugal, page 2793--2796. (2005)
H. Pon-Barry, F. Weng, and S. Varges. Proceedings of Interspeech 2006---ICSLP: 9th International Conference on Spoken Language Processing, Pittsburgh, PA, USA, page 1930-1933. (2006)
S. Rosset, O. Galibert, G. Illouz, and A. Max. Proceedings of Interspeech 2006---ICSLP: 9th International Conference on Spoken Language Processing, Pittsburgh, PA, USA, page 1914-1917. (2006)
T. Scheffler, R. Roller, and N. Reithinger. Proceedings of the 6th IJCAI Workshop on Knowledge and Reasoning in Practical Dialogue Systems, Pasadena, CA, USA, page 93-98. (2009)