D. Porta. Informatik 2010: Service Science -- Neue Perspektiven für die Informatik, Beiträge der 40. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Band 1, volume P-175 of GI Edition: Lecture Notes in Informatics (LNI) -- Proceedings, page 497--502. Bonn, Gesellschaft für Informatik, (2010)
D. Sonntag, P. Wennerberg, P. Buitelaar, and S. Zillner. Cases on Semantic Interoperability for Information Systems Integration: Practices and Applications, chapter 8, IGI Global, Hershey, PA, (2009)
M. Romanelli, D. Sonntag, and N. Reithinger. Poster and Demo Proceedings of the 1st International Conference on Semantic and Digital Media Technologies (SAMT-2006), Athens, Greece, volume 233 of CEUR Workshop Proceedings, Sun SITE Central Europe, (2007)
D. Sonntag, N. Reithinger, G. Herzog, and T. Becker. Spoken Dialogue Systems for Ambient Environments: Second International Workshop, IWSDS 2010, Gotemba, Shizuoka, Japan, volume 6392 of Lecture Notes in Artificial Intelligence, Springer, Berlin, (2010)
D. Sonntag, and M. Möller. Proceedings of IUI '10: 15th International Conference on Intelligent User Interfaces, Hong Kong, China, page 381-384. (2010)
D. Sonntag, R. Neßelrath, G. Sonnenberg, and G. Herzog. Paper presented at the First International Workshop on Spoken Dialogue Systems Technology (IWSDS-2009), Kloster Irsee, Germany, (December 2009)Available from http://www.dfki.de/web/forschung/publikationen?pubid=4673.
D. Sonntag, and M. Möller. Proceedings of the International Conference on Knowledge Management and Information Sharing (KMIS), Madeira, Portugal, (2009)
D. Sonntag, and M. Möller. Proceedings of the Sixth International Conference on Intelligent Environments (IE 2010), Kuala Lumpur, Malaysia, page 84--89. Los Alamitos, CA, IEEE Computer Society CPS, (2010)
D. Sonntag, M. Deru, and S. Bergweiler. ICAI'09: Proceedings of the 2009 International Conference on Artificial Intelligence, Las Vegas, NV, USA, page 974-979. (2009)
D. Porta, D. Sonntag, and R. Neßelrath. Proceedings of MobileHCI '09: 11th International Conference on Human Computer Interaction with Mobile Devices and Services, Bonn, Germany, (2009)