1. André E, Dybkjær L, MinkerW, Heisterkamp P (Hrsg) (2004) Affective Dialogue Systems, Springer, Heidelberg
2. Becker T, Gerstenberger C, Kruijff-Korbayova I, Korthauer A, Pinkal M, Pitz M, Poller P, Schehl J (2006) Natural and intuitive multimodal dialogue for in-car applications: The SAMMIE system. In: Proc. 4th Prestigious Applications of Intelligent Systems (PAIS-2006), Riva del Garda
3. Benoît C, Martin JC, Pelachaud C, Schomaker L, Suhm B (2000) Handbook of Multimodal and Spoken Dialogue Systems, Kluwer Academic Publ., Boston MA, Kapitel Audio-Visual and Multimodal Speech-Based Systems, S 102–203
4. Bernsen NO (2002) Multimodality in Language and Speech Systems, Kluwer Academic Publ., Dordrecht, Kapitel Multimodality in Language and Speech Systems – From Theory to Design Support Tool, S 93–148
5. Bernsen NO, Dybkjær L (1999) A theory of speech in multimodal systems. In: Dalsgaard P, Lee CH, Heisterkamp P, Cole R (Hrsg) Proc. ESCA Workshop on Interactive Dialogue in Multi-Modal Systems, Europ. Speech Comm. Assoc., Kloster Irsee, S 105–108