T. Scheffler, R. Roller, и N. Reithinger. Proceedings of the 6th IJCAI Workshop on Knowledge and Reasoning in Practical Dialogue Systems, Pasadena, CA, USA, стр. 93-98. (2009)
C. Schulz, J. Alexandersson, и T. Becker. Proceedings of the Eight International Conference on Computational Semantics, Tilburg, The Netherlands, стр. 320-325. (2009)
M. Schmitz, J. Baus, и R. Dörr. The Internet of Things: First International Conference, IOT 2008, Zurich, Switzerland, том 4952 из Lecture Notes in Computer Science, Springer, Berlin, (2008)
M. Romanelli, P. Buitelaar, и M. Sintek. Semantic Multimedia: Second International Conference on Semantic and Digital Media Technologies, SAMT 2007, Genoa, Italy, том 4816 из Lecture Notes in Computer Science, Springer, Berlin, (2008)