- 3, (2007)
- Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität LWA 2007, page 50-54. Martin-Luther-Universität Halle-Wittenberg, (September 2007)
- AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'' 20(4):245-262 (2007)
- Künstliche Intelligenz (2007)
- Künstliche Intelligenz (2007)
- 7th International Conference on Knowledge Management I-KNOW '07, page 356-364. Graz, Austria, Know-Center, (September 2007)
- (2007)Deliverable 15.2, European Network of Excellence ``Prolearn - Professional E-Learning'' .
- Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität LWA 2007, page 13-20. Martin-Luther-Universität Halle-Wittenberg, (September 2007)
- Proceedings of the 15th International Conference on Conceptual Structures ICCS 2007, volume 4604 of Lecture Notes in Artificial Intelligence, page 283--295. Berlin, Heidelberg, Springer-Verlag, (July 2007)
- Proc. WWW2007 Workshop ``Tagging and Metadata for Social Information Organization'', Banff, (May 8, 2007)
- Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases, volume 4702 of Lecture Notes in Computer Science, page 506-514. Berlin, Heidelberg, Springer, (2007)
- Proceedings of the 15th International Conference on Conceptual Structures ICCS 2007, volume 4604 of Lecture Notes in Artificial Intelligence, page 241-254. Berlin, Heidelberg, Springer-Verlag, (July 2007)
- Workshop on Social and Collaborative Construction of Structured Knowledge CKC 2007 at WWW 2007, Banff, Canada, (2007)
- Banff, Canada, (2007)


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