J. F. Allen, D. K. Byron, M. Dzikovska, G. Ferguson, L. Galescu et al., Toward conversational human-computer interaction, p.2738, 2001.

A. Augello, G. Pilato, G. Vassallo, and S. Gaglio, A semantic layer on semistructured data sources for intuitive chatbots, CISIS, p.760765, 2009.

E. Cabrio, J. Cojan, A. P. Aprosio, B. Magnini, A. Lavelli et al., Qakis: an open domain qa system based on relational patterns, International Semantic Web Conference (Posters & Demos), 2012.
URL : https://hal.archives-ouvertes.fr/hal-01171115

E. Cabrio, J. Cojan, A. Aprosio, and F. Gandon, Natural language interaction with the web of data by mining its textual side, Intelligenza Articiale, vol.6, issue.2, p.121133, 2012.
URL : https://hal.archives-ouvertes.fr/hal-01171879

J. Chai, V. Horvath, N. Nicolov, M. Stys, A. Kambhatla et al., Natural language assistant: A dialog system for online product recommendation, p.6375, 2002.

D. Damljanovic, M. Agatonovic, and H. Cunningham, Natural Language Interfaces to Ontologies: Combining Syntactic Analysis and Ontology-Based Lookup through the User Interaction, In ESWC, issue.1, p.106120, 2010.
DOI : 10.1007/978-3-642-13486-9_8

T. Heinroth and D. Denich, Spoken Interaction within the Computed World: Evaluation of a Multitasking Adaptive Spoken Dialogue System, 2011 IEEE 35th Annual Computer Software and Applications Conference, p.134143, 2011.
DOI : 10.1109/COMPSAC.2011.25

M. Hepp, GoodRelations: An Ontology for Describing Products and Services Offers on the Web, EKAW, p.329346, 2008.
DOI : 10.1007/978-3-540-87696-0_29

L. Hirschman and R. J. Gaizauskas, Natural language question answering: the view from here, Natural Language Engineering, vol.7, issue.04, p.275300, 2001.
DOI : 10.1017/S1351324901002807

S. Liao, Expert system methodologies and applications -a decade review from, Expert Syst. Appl, vol.28, issue.1, p.93103, 1995.

P. Mika and T. Potter, Metadata statistics for a large web corpus, LDOW, 2012.

D. Milward, Ontology-based dialogue systems, 2003.

B. Pakucs, Towards dynamic multi-domain dialogue processing, INTER- SPEECH, 2003.

D. Sonntag, R. Engel, G. Herzog, A. Pfalzgraf, N. Peger et al., SmartWeb Handheld ??? Multimodal Interaction with Ontological Knowledge Bases and Semantic Web Services, Artical Intelligence for Human Computing, p.272295, 2007.
DOI : 10.1007/978-3-540-72348-6_14

M. J. Wooldridge, An Introduction to MultiAgent Systems, 2009.