P. Ehlen, M. Johnston, и G. Vasireddy. Proceedings of ICSLP---Interspeech 2002: 7th International Conference on Spoken Language Processing, Denver, CO, USA, стр. 2557-2560. (2002)
A. Blandford, P. Curzon, J. Hyde, и G. Papatzanis. Interactive Systems: Design, Specification, and Verification, 15th International Workshop, DSV-IS 2008, Kingston, Canada, (2008)
D. Lalanne, L. Nigay, P. Palanque, P. Robinson, J. Vanderdonckt, и J. Ladr. IMCI-MLMI '09: Proceedings of the 11th International Conference on Multimodal Interfaces and the 6th Workshop on Machine Learning for Multimodal Interfaces, Cambridge, MA, USA, стр. 153-160. (2009)
R. Taib, и N. Ruiz. Machine Learning for Multimodal Interaction: 4th International Workshop, MLMI 2007, Brno, Czech Republic, June 28--30, 2007, Revised Selected Papers, том 4892 из Lecture Notes in Computer Science, Springer, Berlin, (2008)