Biblio
"An Evaluation of Strategies for Selective Utterance Verification for Spoken Natural Language Dialog",
Proceedings of the Fifth Conference on Applied Natural Language Processing, Washington, DC, USA, Association for Computational Linguistics, pp. 41–48, March, 1997.
"A Dialog Control Algorithm and Its Performance",
Proceedings of the Third Conference on Applied Natural Language Processing, Trento, Italy, Association for Computational Linguistics, pp. 9–16, March, 1992.

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