E. Schwarzkopf, M. Bauer, и D. Dengler. Proceedings of the 8th international conference on Intelligent user interfaces, стр. 287--289. New York, NY, USA, ACM, (2003)
D. Traum, и S. Larsson. Current and New Directions in Discourse and Dialogue, том 22 из Text, Speech and Language Technology, Springer Netherlands, (2003)
D. Aumueller, H. Do, S. Massmann, и E. Rahm. Proceedings of the 2005 ACM SIGMOD International Conference on Management of Data, стр. 906--908. New York, NY, USA, ACM, (2005)
A. Tengli, Y. Yang, и N. Ma. Proceedings of the 20th international conference on Computational Linguistics, Stroudsburg, PA, USA, Association for Computational Linguistics, (2004)
M. Shaker, H. Ibrahim, A. Mustapha, и L. Abdullah. Proceedings of the 11th International Conference on Information Integration and Web-based Applications & Services, стр. 470--476. New York, NY, USA, ACM, (2009)
D. Martini, M. Schmitz, R. Kullick, и M. Kunisch. Proceedings of the International Conference on Agricultural Engineering (AgEng 2010), Clermont-Ferrand, France, (2010)
E. Schwarzkopf, M. Bauer, и D. Dengler. Proceedings of the 7th international conference on Intelligent user interfaces, стр. 220--221. New York, NY, USA, ACM, (2002)
D. Porta. Proceedings of the 2nd International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies (UBICOMM-08), стр. 438-444. IEEE Computer Society Press, (2008)