1. R. Amalberti, N. Carbonell, P. Falzon, “Strategies de controle du dialogue en situation d’interrogation telephonique”, GALF-GRECO Communication orale Homme-Machine, Nancy, France, 1984.
2. A. Bonnet, “Les grammaires sèmantiques, outils puissants pour interroger les bases de données en langage naturel”, RAIRO Informatique, vol. 14–2, pp 137–148, 1980.
3. H. Bunt, “Information dialogues as communicative action in relation to partner modelling and information processing”, pre-acts of Structure of Multimodal Dialogues Including Voice, NATO RSG10/RSG12 Workshop, Venaco, France, 1–5 sept. 1986.
4. F. Charpentier, E. Moulines. “Pitch-synchronous waveform processing techniques for text-to-speech synthesis using diphones”, EUROSPEECH Int. Conf., pp. 13–19, Paris, 1989.
5. P.R. Cohen, “The Pragmatics of Referring and the Modality of Communication”, Computational Linguistics, vol.10, N. 2, pp. 97–146, April-June 1984.