1. Ando, H.; Kikuchi, H.; Hataoka, N.; Agent-typed Multimodal Interface Using Speech, Pointing Gestures and CG. Symbiosis of Human and Artifact; Anzai, Ogawa; Mori, eds.; pp29–34, 1995.
2. Ando, H.; Kitahara, Y.; Hataoka, N.; Evaluation of Multimodal Interface using Spoken Language and Pointing Gesture on Interior Design System. International Conference on Spoken Language Processing, pp567–570, 1994.
3. Bellalem, N.; Romary, L.; Structural Analysis of Co-verbal Deictic Gesture in Multimodal Dialogue Systems. Proceedings of Gesture Workshop 1996: Progress in Gestural Interaction, pp141–153, Springer Verlag, 1997.
4. Bellik, Y; Modality Integration: Speech and Gesture. Survey of the State of the Art in Human Language Technology; Cole, R, ed.; Available from the Centre for Spoken Language Understanding, Oregon Graduate Institute, USA, 1997.
5. Blake, A.; Isard, M.; Reynard, D.; Learning to track the visual motion of contours. Artificial Intelligence, No. 78, pp179–212, 1995.