D. Traum, und S. Larsson. Current and New Directions in Discourse and Dialogue, Volume 22 von Text, Speech and Language Technology, Springer Netherlands, (2003)
J. Chang, und M. Bourguet. Proceedings of the 22Nd British HCI Group Annual Conference on People and Computers: Culture, Creativity, Interaction - Volume 2, Seite 123--126. Swinton, UK, UK, British Computer Society, (2008)
S. Oviatt. Human Computer Interaction Handbook: Fundamentals, Evolving Technologies, and Emerging Applications, Third Edition, Kapitel Multimodal interfaces, CRC Press, Inc., Boca Raton, FL, USA, (2012)
J. Kreutel. Proceedings of the 8th SIGdial Workshop on Discourse and Dialogue, Seite 235–238. Association for Computational Linguistics (ACL), (September 2007)