L. Lucignano, F. Cutugno, S. Rossi, and A. Finzi. Proceedings of the 15th ACM on International Conference on Multimodal Interaction, page 197–204. New York, NY, USA, Association for Computing Machinery, (2013)
S. Janzen, W. Maass, and T. Kowatsch. Proceedings of 54th Annual Meeting of the Association for Computational Linguistics (ACL 2016), page 547--557. The Association for Computer Linguistics, (August 2016)
J. Lawson, A. Al-Akkad, J. Vanderdonckt, and B. Macq. Proceedings of the 1st ACM SIGCHI Symposium on Engineering Interactive Computing Systems, page 245--254. New York, NY, USA, ACM, (2009)
R. Neßelrath. Proceedings of the 9th International Conference on Intelligent Environments (IE). International Conference on Intelligent Environments (IE-13), July 18-19, Athen, Greece, page 266-269. Washington, DC, USA, IEEE Computer Society, (2013)
R. Neßelrath, and M. Feld. Adjunct Proceedings of the 5th International Conference on Automotive User Interfaces and Interactive Vehicular Applications, Eindhoven, page 49-52. (October 2013)