Bibliography

 

[Aquilex98] Acquilex I & II [on-line]. URL: < http://www.cl.cam.ac.uk/Research/NL/acquilex/ > [Consulted the 27th of May of 1998]

[Ageno93] A. Ageno et al. TGE: Tlinks Generation Environment. Acquilex II. WP Num. 8, UPC, Dept. LSI, 1993.

[Aguado98] G. Aguado et al. ONTOGENERATION: Reusing domain and linguistic ontologies for Spanish text generation. In the Proceedings of the ECAI Workshop on Application of Ontologies and Problems Solving Methods. Brighton, 1998

[Allen80] J. Allen and C. Perrault. Analyzing intentions in utterances. In Artificial Intelligence, 3(15): 143-178,1980.

[Allgayer89] J. Allgayer et al. XTRA: a natural language access system to expert systems. In International Journal of Man-Machine Studies 31:161-195, 1989.

[Androutsopoulos95] I. Androutsopoulos et al. Natural Language Interfaces to Databases, an Introduction. In Journal of Natural Language Engineering, 1995.

[Appelt85] D. Appelt. Planning Natural Language Utterances. Cambridge University Press, Cambridge, England, 1985.

[Bagnasco96] C. Bagnasco et al. Natural Language Interpretation for Public Administration Database Querying in the TAMIC Demonstrator. In the Proceeding of the Second International Workshop on Applications of NL to Information Systems. Amsterdam, 1996.

[Ballard84] B. Ballard and N. Tenkham. A Phrase Structural Framework for transportable Natural Language Processing. In Computational Linguistics, 10 (2): 81-96. April-June, 1984.

[Bateman90] J. Bateman et al. A General Organization of Knowledge for Natural Language Processing: the Penman Upper Model. Technical report. USC/Information Sciences Institute, CA, 1990.

[Bateman91] J. Bateman. The Theoretical Status of Ontologies in Natural Language Processing. In the Proceedings of the Workshop on Text Representation and Domain Modelling - Ideas from Linguistics and AI. Technical University Berlin, October, 1991.

[Bateman94] J. Bateman, B. Magnini and F. Rinaldi. The Generalized

{Italian,German,English} Upper Model. In the Proceedings of the ECAI Workshop, 1994.

[Bateman97a] J. Bateman. KPML Development Environment: multilingual linguistic resource development and sentence generation. German National Center for Information Technology (GMD), Institutte for integrated publication and information systems (IPSI) Darmstadt, Germany, 1997.

[Bateman97b] J. Bateman. Some apparently disjoint aims and requirements for grammar development environments: the case of natural language generation. In the Proceedings of the ACL/EACL Workshop on Computational Environments for Grammar Development and Linguistic Engineering

[Bercovich91] D. Bercovich. SIREDOJ: Sistema de Asistencia Jurídica sobre contratos para la construcción. In Actas de la II reunión sobre Inteligencia Artificial y Derecho. Logroño, 1991.

[Bilange91] E. Bilange. A task independent oral dialogue model. In the Proceedings of the Fifth Conference of the European Chapter of the Association for Computational Linguistics, Berlin, 1991.

[BIM87] BIM, R&D. LOKI: A Logic Oriented Approach to Data and Knowledge Bases supporting Natural Language Interaction. Internal report. 1987.

[Binot88] J. Binot et al. LOKI: A Logic Oriented approach to data and knowledge bases supporting natural language interaction. In the Proceedings of the Esprit’88 Conference. North-Holand: Netherlands, 1988.

[Binot90] J. Binot et al. Architecture of a multimodal dialogue interface for knowledge-based systems. In the Proceedings of Esprit’90 Conference, 412-433. Kluwer Academic Publishers: Dordrecht, 1990.

[Blázquez98] M. Blázquez et al. Building Ontologies at the Knowledge Level using the Ontology Design Environment. In the Proceedings of the KAW’98. Banf, Canada, 1998.

[Borst96] P. Borst et al. An application of Ontology Constructions. In the Proceedings of the ECAI Workshop on Ontology Engineering, 17-28, 1996.

[Chu-Carroll97] J. Chu-Carroll and M. Brown. Tracking Initiative in Collaborative Dialogue Interactions. In the Proceedings of the ACL, Madrid, 1997.

[CYC98] CYC. [on-line]. URL<http://www.cyc.com/>. [Consulted on February, 1998].

[Coch91] Coch et al. NAT_MULTING, tools for multilingual interfaces with databases. In the Proceedings of the RIAO, 1991.

[Codd74] E. Codd. Seven steps to REDEZVOUS with the Casual User. In J. Kibie and K. Koffemans(eds.). Data Base Management. North-Holland, 1974.

[Cole96] Survey of the State of the Art in Human Language Technology. R. Cole and al. (eds.). Report commissioned by the National Science Foundation, 1996. Available in URL <http://www.cse.ogi.edu/CSLU/HLTsurvey/HLTsurvey.html>

[Dahlgren95] K. Dahlgren. A Linguistic Ontology. In the Proceedings of the International Journal on Human-Computer Studies, 43(5-6): 809-818, 1995.

[Datskovsky87] G. Datskovsky, McKeown and Ensor. Building NL Interfaces for Rule-based Expert Systems. In the Proceedings of the IJCAI-87, 682-687, 1987.

[Datskovsky88] G. Datskovsky. Structure from Anarchy: Meta Level Representation of ES propositions for NLIs. In the Proceedings of the Second Conference on NLP, 1988.

[Debille88] L. Debille and J. Binot. LOQUI: a natural language interface to databases. In the Proceedings of the Sun user group European conference. March, 1988.

[DeJong93] F. De Jong and A. Nijholt. Natural Language Interfaces: From Laboratory to Commercial and User Environment. In the Proceedings of the Fifth Twente Workshop on Language Technology. University of Twente, 1993.

[Dinenberg96] F. Dinenberg and D. Levin. Natural Language Interfaces for Environmental Data Bases. In the Proceeding of the Second International Workshop on Applications of NL to Information Systems. Amsterdam, 1996.

[Dowing88] J. Dowing and L. Hirschman. A Dynamic Translator for Rule Pruning in Restriction Grammar. In V. Dahl and P. Saint-Dizier (eds.) Natural Language Understanding and Logic Programming, II. Elsevier Science Publishers B.V., North-Holland, 1988.

[Dybkjaer96] H. Dybkjaer et al. Inferential Issues in a Spoken Language Dialogue System. In the Proceedings of the Flexible Query-Answering Systems Workshop, Roskilde University, Denmark, 1996.

[Engelmore88] R. Engelmore and T. Morgan. Blackboard Systems. Ed. Addison Wesley, 1988.

[EuroWordnet98] EuroWordnet [on-line].

URL:<http: //www.let.uva.nl/~ewn/>. [Consulted on the 27th of May of 1998]

[Fernández96] M. Fernández. CHEMICAL: Ontología de elementos químicos. Final Year Project. Facultad de Informática de Madrid, 1996.

[Fernández97] M.Fernández et al. METHAONTOLOGY: From Ontological Art Towards Ontological Engineering. In the Proceedings of the AAAI Spring Symposium Series on Ontological Engineering. Strandford University, CA, 1997.

[Fraser92] N. Fraser and R. Hudson. Inheritance in Word Grammar. In Computational Linguistics, 1992.

[Freiling84] A. Freiling. Diagrams and grammars: tools for mass producing expert systems. In the Proceedings of the IEEE First Conference on AI Applications, 2-8, 1984.

[Bobrow77] D. Bobrow and The PARC Understander Group. GUS-1, a frame driven dialog system. In Artificial Intelligence, 8(2): 155-173, April 1977.

[Brachman79] R. Brachman. On the Epistemological Status of Semantic Networks. In Findler, N.V. (ed.). Associative Networks: Representation and Use of Knowledge by Computers. pp 3-50. New York, Academic Press, 1979.

[Brenda90] L. Brenda. The art of Human Computer Interface. Addison-Wesley Publishing Company, 1990.

[Brownston86] L. Brownston et al. Programming Expert Systems in OPS5. Addison-Wesley, 1986.

[Brunner90] H.Brunner. A Snapshot of Natural Language Interfaces. (Panel). In the Proceedings of the CHI’90, 53-55. April, 1990.

[Busemann98] S. Busemann and H. Horacek. A Flexible Shallow Approach to Text Generation. In the Proceedings of the 9th International Workshop on Natural Language Generation, 238-247. Niagara-on-the-Lake, Canada, August, 1998.

[Caldwell94] D. Caldwell and Karelsky. Bilingual Generation of Job Descriptors from Quasi-Conceptual Forms. In the Proceedings of the Forth Conference on Applied Natural Language Processing, 1994.

[Carbonell83] The XCALIBUR project. A natural language interface to expert systems. In the Proceedings of the IJCAI, 1983.

[Carbonell86] J. Carbonell and R. Joseph. Framekit+: A Knowledge Representation System. Preliminary draft. Carnegie-Mellon University, Pittsburgh, 1986.

[Carbonell88] J. Carbonell. Is There Natural Language after Data Base. In the Proceedings of the Second Conference on Applied NLP, February, 1988.

[Clark86] H. Clark and D. Wilkes-Gibbs. Referring as a collaborative process. In Cognition, 22:1-39. 1986.

[Chappel89] H. Chappel. Minutes of MMI. Meeting Internal Report. Rutherford Appleton Laboratory, 1989.

[Fridman97] N. Fridman and C. Hafner. The State of the Art in Ontology Design. In AI Magazine, Fall, 1997.

[Gangemi96] A. Gangemi et al. ONIONS: An Ontological Methodology for Taxonomic Knowledge Integration. In the Proceedings of the ECAI workshop on Ontological Engineering, Budapest, 1996.

[Gatius92] M. Gatius. ANALISA, un nou generador de interfícies de llenguatge natural. Report LSI-92-7-T. UPC,1992.

[Gatius94] M. Gatius and H. Rodríguez. Automatically generating linguistic knowledge sources from application specifications. In the Proceedings of The Cognitive Science of Natural Language Processing (CSNLP’94). Dublin, 1994.

[Gatius96] M. Gatius and H. Rodríguez. A domain-restricted task-guided Natural Language Interface Generator. In the Proceedings of the second edition of the workshop Flexible Query Answering Systems (FQAS’96). Roskilde University, Danmark, 1996.

[Gatius99] M. Gatius and H. Rodríguez. Adapting general linguistic knowledge to applications in order to obtain friendly and efficient NL interfaces. In the Proceedings of the VEXTAL Conference. Venezia, November, 1999.

[Gerbino93] E. Gerbino and M. Danieli. Managing dialogue in a continous speech system. In the Proceedings of the EUROSPEECH, 1661-1664, 1993.

[Giachin97] E. Giachin and S. McGlashan. Spoken Language Dialogue Systems. In S. Young and G. Bloothooft (eds.). Corpus-Based Methods in Language and Speech Processing. 3: 67-117, Kluwer Academic Publishers, 1997.

[Gielbert90] Gielbert et al. Providing advice through dialogue. In the Proceedings of the ECAI, 301-307,1990.

[Goerz99] G. Goerz et al. Architectural Considerations for Conversational Systems-The Verbmobil/INTARC Experience. In the Proceedings of the First International Workshop on Human Computer Conversation. Bellagio, Italy, 1999.

[Gómez-Pérez96] A. Gómez-Pérez, M. Fernández and A. De Vicente. Towards a Method to Conceptualize Domain Ontologies. In the Proceedings of the ECAI Workshop on Ontological Engineering. Budapest, 1996.

[Gómez-Pérez98] Gómez-Pérez, A. Knowledge Sharing and Reuse. Jay Liebowitz (ed.) The handbook of Applied Expert Systems. CRC, 1998.

[Grosz83] B. Grosz and M. Stickel. Research on Interactive Acquisition and use of knowledge. SRI project. Artificial Intelligence Center, Computer Science and Technology Division, SRI International. 1984.

[Grosz86] B. Grosz and C. Sidner. Attention, Intentions and the Structure of the Discourse. In Computational Linguistics, 12(3): 175-205. July, 1986.

[Grosz87] Grosz et al. TEAM: An experiment in the design of transportable Natural Languages Interfaces. In Artificial Intelligence, 32: 173-243, 1987.

[Grosz90] B. Grosz and C. Sidner. Plans for Discourse. P. Cohen, J.Morgan and M. Pollack (eds.). Intentions in Communication. MIT Press, 147-444, 1990.

[Gruber93] T. Gruber. Toward Principles for the Design of Ontologies Used for Knowledge Sharing. In the Proceedings of the Workshop on Formal Ontoloy. Padua, March, 1993.

[Gruber93] T. Gruber. A Translation Approach to Portable Ontology Specifications.In Knowledge Acquisition, 5(2):199-220, 1993.

[Gruber94] T. Gruber and G. Olsen. An Ontology for Engineering Mathematics. In the Proceedings of the Fourth International Conference on Principles of Knowledge Representation, 1994.

[Grüninger95] M. Grüninger and M.S. Fox. Methodology for the design and evaluation of ontologies. In the Proceedings of the IJCAI Workshop on Basic Ontological Issues in Knowledge Sharing. Montreal, 1995.

[Guindon86] R. Guindon et al. The structure of user-adviser dialogues: Is there a method in their madness? In the Proceedings of the 24th Annual Meeting of ACL, 224-230, 1986.

[Guarino93] N. Guarino. The Ontological Level. In the 16th Wittgenstein Symposium. Invited paper. Kirchberg, Austria, August, 1993.

[Guarino95] N. Guarino. Ontologies and Knowledge Bases: Towards a Terminological Clarification. In N. Mars (ed.) Towards very Large Knowledge Bases. Knowledge Building and Knowledge sharing. Enschede, The Netherlands, University of Twente, 1995

[Hafner85] Hafner, Godden and Kurt. Portability of Syntax and Semantics in DATALOG. In the ACM Transactions on Office Information Systems, 3 (2): 141-164, 1985.

[Halliday85] M. Halliday. An introduction to Functional Grammar. Edward Arnold, London, 1985.

[HAM-ANS85] HAM-ANS Group. The HAM-ANS Project: Hamburg Application Oriented NL System. In the Proceedings of the ECCAI, 2(1), 1985.

[Harper87] J. Harper. Towars a framework for the formal treatment of dialogue. In R. Reilly (eds.). Communication Failure in Dialogue and Discourse. Elsevier Science publishers, B.V. North Holland, 1987.

[Harris84] Harris. Experience with INTELLECT: Artificial Inteligence Technology Transfer. In AI Magazine, Summer, 43-50, 1984.

[Hayes87] P. Hayes. Using a Knowledge Base to drive an Expert System Interface with a NL component. In J. Hendler (ed). Expert Systems, the user interface. Ablex, 1987.

[Hendrix77] G. Hendrix. Human Engineering for Applied Natural Language Processing. In the Proceedings of the IJCAI, 1977

[Henschel97] R. Henschel and J. Bateman. Application-driven automatic subgrammar extraction. In the Proceedings of the ACL/EACL Workshop on Computational Environments for Grammar Development and Linguistic Engineering. Madrid, 1997.

[Hobbs85] J. Hobbs. On the coherence and structure of discurse. Techincal Report CSLI-85-37. Center for the Study of Language and Information, Stanford University, CA, 1985.

[Holland91] J. Holland and E. Rich. An introduction to HITS: Human Interface Tool Suite. In J. Sullivan and S. Tyler (eds.). Intelligent User Interfaces. ACM Press & Addison-Wesley, 1991.

[Hoven94] Hoven et al. SCHISMA: A natural language accessible theater information and booking system. In the Proceedings of the Speech and Language Engineering, TWLT8. Enshede: University of Twente, 1994.

[Hovy88] E. Hovy. Planning Coherent Multisentential Text. In the Proceedings of the 26th Annual Meeting of the Association for Computational Linguistics. Buffalo, NY, 1988.

[Hovy93] E. Hovy and K. Knight. Motivation-Shared Knowledge Resources: An Example from the PANGLOSS Collaboration. In the Proceedings of the Workshop on Knowledge Sharing and Information Interchange. Chamberry, France, 1993.

[Hovy99] Multilingual Information Management: Current Levels and Future Abilities. E. Hovy (ed.). A report Commissioned by the US National Science Foundation. April, 1999. Available in URL <http://www.cs.cmu.edu/~ref/mlim/>

[Huguenard97] B. Huguenard et al. Working-memory failure in phone-based interaction. In the Proceedings of the ACM Transactions on Computer-Human Interaction, 4(2): 67-102, June, 1997.

[Jackendoff77] R. Jackendoff. X Syntax: a study of phrase structure. The MIT Press, Cambridge, MA, 1977.

[Jackendoff83] R. Jackendoff. Semantics and Cognition. The MIT Press, Cambridge, MA, 1983.

[Jacobs87] P. Jacobs. Knowledge Intensive Natural Language Generation. In Artificial Intelligence, 33:325-378, 1987.

[Jackobson86] Jackobson et al. An Intelligent Database Assistant. In the Proceedings of the IEEE, 1986.

[Johnston97] M. Johnston et al. Unification-based Multimodal Integration. In the Proceedings of the ACL, Madrid, 1997.

[Kalish87] Kalish and Cox. Porting an extensible Natural Interface: a case history. In the Proceedings of the AAAI, 1987.

[Kamp81] H. Kamp. A theory of truth and semantic representation. In J. Groenendijk, T. Janssen and M. Stokhof, (eds.). Formal Methods in the Study of Language. Mathematisch Centrum, Amsterdam, 1981.

[Lamel97] L. Lamel et al. The LIMSI Railtel System: Field trial of a telephone service for rail travel information. In Speech Communication, 23: 67-82, 1997.

[Lenat90] D. Lenat and R. Guha. Building Large Knowledge-Based Systems. Addison-Wesley, Reading, MA, 1990.

[LDOCE78] Longman Dictionary of Contemporary English, Essex, 1978

[Lee96] J. Lee. Process Interchage Format (PIF) for Sharing Ontologies. In the Proceedings of the ECAI workshop on Ontological Engineering. Budapest, 1996.

[Ljungberg91] J. Ljungberg. Paraphrasing SQL to Natural Language. In the Proceedings of the RIAO, 1991.

[Luperfoy96] S. Luperfoy, A. Nijholt and G. Van Zenten. Dialogue Managment in Natural Language Systems. TWLTII. Enschede: University of Twente, 1996.

[Mahesh95] K. Mahesh and S. Nirenburg. A Situated Ontology for Practical NLP. In the Proceedings of the IJCAI Workshop on Basic Ontological Issues in Knowledge Sharing, Montreal, 1995.

[Mann87] W. Mann and S. Thompson. Rhetorical structure theory: A theory of text organization. Technical Report ISI/RS-87-190. Information Sciences Institute, University of Southern California, 1987.

[Manning97] C. Manning and B. Carpenter. Probabilistic Parsing Using Left Corner Language Models. In the Proceedings of the Fifth International Workshop on Parsing Technologies, MIT, Boston MA, 1997.

[Marcus91] A. Marcus and A. van Dam. User-Interface developments for the nineties. In IEEE Computer. September, 1991.

[Mark95] W. Mark, J. Dukes-Schlossberg and R. Kerber. Ontological Commitment and Domain-Specific Architectures: Experiences with Comet and Cosmos. In N. Mars (eds.). Towards very Large Knowledge Bases. IOS Press, 33-45, Amsterdam,1995.

[Martí91] A. Martí and H. Rodríguez. Interfaz en Lenguaje Natural para acceder a SIREDOJ. In the Proceedings of the II International Conference on AI and Law. Logroño, Spain, 1991.

[Matsukawa91] T. Matsukawa and E. Yokota. Development of the concept dictionary- implementation of lexical knowledge. In J. Pustejovsky and S. Bergler (eds.). In the Proceedings of the ACL Workshop on Lexical Semantics and Knowledge Representation, 206-223. Berkeley, CA, June, 1991.

[Maybury93] M. Maybury. Intelligent Multimedia Interfaces. AAAI Press & Cambridge MA: The MIT Press. Menlo Park, CA, 1993.

[Maybury98] M. Maybury and W. Wahster. Readings in Intelligent User Interfaces. In M. Maybury and W. Wahster. (eds.). San Francisco: Morgan Kaufmann. 1998.

[McKeown85] K. McKeown. Text generation: Using Discourse Strategies and Focus Constraints to Generate Natural Language Text. Cambridge: Cambridge University Press, 1985.

[Merlino99] A. Merlino and M. Maybury. An Empirical Study of the Optimal Presentation of Multimedia Summaries of Broadcast News. In I. Mani and M. Maybury (eds). Automated Text Summarization, 1999.

[Moerdler87] G. Moerdler, K. McKeown and J. Ensor. In Building natural language interfaces for rule-based expert systems. In the Proceedings of the IJCAI, 682-687, 1987.

[Moore89] J. Moore. A Reactive Approach to Explanation in Expert and Advice-Giving Systems. Ph.D. Thesis, University of California, Los Angeles, 1989.

[Moreno92] L. Moreno and M. Palomar. Semantic Constrains in a Syntactic Parser: Queries-Answering to Databases. In the Proceedings of Database and Expert Systems Applications. Springer-Verlag, 1992.

[Moreno93] L. Moreno. Formalismos lógicos para el análisis e interpretación oracional del lenguaje natural. Ph.D. Thesis, Universidad Politécnica de Valencia, 1993.

[Nakana99] M. Nakana et al. Understanding Unsegmented User Utterances in Real-time Spoken Dialogue Systems. In the Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics, 20-26. University of Maryland, USA, June 99.

[Neal90] J. Neal. Intelligent Multi-Media Integrated Interface Project. RADC Technical Report TR-90-128. SUNY Buffalo, 1990.

[Neches98] R. Neches. The Knowledge Sharing Effort. [on-line]. URL:

<http://www_ksl.standorf.ed/knowledgsharing/papers/kse_overview.txt> [Consulted on the 2n of January of 1998].

[Newell82] A. Newell. The Knowledge Level. In Artificial Intelligence, 18: 87-127. North-Holland, 1982.

[Nielson94] I. Nielson and J. Lee. Conversation with graphics: implications for the design of NL/graphics interfaces. In the International Journal of Human-Computer Studies, 40,1994.

[Nigel88] The Penman NL Generation Group. The Nigel Manual. Information Sciences Institute of the University of Southern California. Draft, 1988.

[Nirenburg92] S. Nirenburg and C. Defrise. Application-Oriented Computational Semantics. In R. Johnson and M. Rosner (eds.). Computational Linguistics and Formal Semantics. Cambridge: Cambridge University Press, 1992.

[Odgen88] W. Odgen. Using natural language interfaces. In M.Herlander (ed.). Handbook of human-computer interaction, North-Holland, 1988.

[Peckham93] J. Peckham. A new generation of spoken language systems: recent results and lessons from the SUNDIAL. In the Proceedings of EUROSPEECH, 33-43,1993.

[Perkins89] W Perkins. Generation of Natural Language from information in a frame structure. In Data & Knowledge Engineering, 4: 101-114, 1989.

[Pieraccini97] R. Pieraccini and E. Levin. AMICA: the AT&T Mixed Initiative Conversational Architecture. In the Proceedings of the EUROSPEECH, 1875-1878, 1997

[Pollack82] Pollack et al. User Participation in the Reasoning Process of ESs. In the Proceedings of the AAAI, 82.

[Popovici97] C. Popovici, and P. Baggia. Language Modelling For Task-Oriented Domains. In the Proceedings of the EUROSPEECH, 3: 1459-1462. Rhodes, Greece, 1997.

[Rayner96] M. Rayner and D. Carter. Fast Parsing using pruning and Grammar

Specialization. In the Proceedings of the ACL, 1996.

[Rich84] E. Rich. Natural-Language Interfaces. In IEEE Computer, September 1984.

[Rodríguez89] H. Rodríguez. GUAI: Un generador automático de interfaces en lengua natural. PH. D. Thesis. LSI, UPC, 1989.

[Rodríguez95] H. Rodríguez, A. Martí and I. Castellón. Formalismes lògics per al tractament del llenguatge natural. Edicions UPC, Barcelona 1995.

[Ross82] K. Ross. An improved left-corner parsing algorithm. In the Proceedings of the Colling, 333-338, 1982.

[Ryan88] K. Ryan, R. Root and D. Olawsky. Application-specific issues in natural language interfaces development for a diagnostic Expert Systems. In the Proceedings of the Second Conference on Applied Natural Language Processing, 1988.

[Sabbagh90] S. Sabbagh. SESAME: Un générateur d´interfaces pour bases de données relationnelles. Technical Report. BULL-CEDIAG, 1990.

[Sachs78] H. Sachs, E. Schegloff and G. Jefferson. A simplest systematic for the organization of turn-taking in conversation. In J. Schenkein (ed.). Studies in the Organization of Conversational Interaction. Academic Press, New York, 1978.

[Sagüés83] M. Sagüés. Manual de Gramática Española. Ed. Txertoa, 1983.

[Slocum81] J. Slocum. A practical comparison of parsing algorithm. In the Proceedings of the 19th Annual Meeting of the ACL, 1981.

[Searle69] J. Searle. Speech Acts: An essay in the philosophy of language. Cambridge University Press, 1969.

[Seneff91] S. Seneff, L. Hirschman and V. Zue. Interactive problem solving and dialogue in the ATIS domain. In the Proceedings of the Fourth DARPA Speech and Natural Language Workshop,354-359, 1991.

[Shieber86] S. Shieber. Unification-Based Approaches to Grammar. Edited by CSLI/SRI. Stanford University, 1986.

[Schreiber95] G. Schreiber, B. Wielinga and W. Jansweijer. The KACTUS View on the ‘O’ Word. In the Proceedings of the National Dutch AI Conference (NAIC’95), 1995.

[Sijtsma93] W. Sijtsma and O. Zweekhorst. Comparison and review of commercial Natural Languages Interfaces. In the Proceedings of the Fifth Twente Workshop on Language Technology. TWLT5. 1993.

[Solak91] J. Solak and A. Popowska. Machine Learning Principles in Application to a Transportable Natural Language Database Interfaces. In the Proceedings of the RIAO, 1991.

[Stader96] J. Stader. Results of the Enterprise Project. In the 16th Annual Conference of the British Computer Society Specialist Group on Expert System. Cambridge, 1996.

[Stent99] A. Stent et al. The Command Talk Spoken Dialogue System. In the 37th Annual Meeting of the Association for Computational Linguistics, 20-26. University of Maryland, USA, June, 1999.

[Stock91] O. Stock. Natural Language and exploration of an information space: The ALFresco interactive system. In the Proceedings of the IJCAI, 2: 972-978, 1991.

[Stock94] O. Stock. Natural Language in Multimodal Human-Computer Interfaces. In IEEE Expert, April, 1994.

[Thomson85] B. Thomson and F. Thomson. ASK is transportable in half a dozen ways. In ACM Transactions on Office Information Systems, 3(1), 1985.

[Thomson86] G. Thomson. Menu based N.L. interfaces to DB. In Database Engineering, 1985.

[TIC98] Spontaneus-Speech Dialogue System In Limited Domains. Project supported by the CICYT and registered as TIC98-423-C06-06.

URL: < http: //gps-tsc.upc.es/veu/basurde >

[Took90] R. Took. Surface interaction: A Paradigm and model for separating application and interface. In the Proceedings of the ACM CHI, 35-42, April, 1990.

[Tyler88] S. Tyler. SAUCI: A knowledge-based Interface Architecture. In the Proceedings of the CHI, 235-240, 1988.

[Uschol96] M. Uschol. Converting an Informal into Ontolingua: Some Experiences. In the Proceedings of the ECAI Workshop on Ontological Engineering, Budapest, 1996.

[VanNoord97] G. Van Noord. An Efficient Implementation of the Head-Corner Parser. In the Cmp-lg paper No: 9701004, 1997.

[Wahlster91] W. Wahlster. User and discourse models for multimodal communication. In J. Sullivan and S. Tyler (eds.). Intelligent User Interfaces. ACM Press, Addison-Wesley, 91.

[Walker97] M. Walker. PARADISE: A framework for Evaluating Spoken Dialogue Agents. In the Proceedings of the ACL, 271-280, Madrid, 1997.

[Ward94] W. Ward. Extracting Information in Spontaneous Speech. In the Proceedings of the ICSLP, 83-86, 1994.

[Warren82] D. Warren and F. Pereira. An efficient and easily adaptable system for interpreting Natural Language Queries. In Computational Linguistics,

8(3-4):110-122, 1982.

[Wilensky84] Wilensky, Arens and Chin. Talking to UNIX in English: An overview of UC. InCACM, 27(6), July-December, 1984

[Wordnet98] Wordnet [on-line]. URL: < http: //www.cogsci.prinoton.edu/~wn >. [Consulted the 27th of May 1998].

[Wroblewski91] D. Wroblewski et al. DETENTE: Practical support for practical action. In the Proceedings of the CHI Conference on Human Factors in Computing Systems, 195-202. New Orleans, Lousiana, 1991.

[Yen93] J.Yen and J. Lee. A Task-Based Methodology for Specifying Expert System. In IEEE EXPERT, 8(1): 8-15,1993.

[Zock96] M. Zock and G. Adorni. Introduction. Trends in natural language generation: an artificial intelligence perspective. In M. Zock and G. Adorni (eds.). Lecture Notes in Artificial Intelligence, 1036: 1-16. Springer-Verlag, 1996.