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- volume 6904 of Lecture Notes in Computer Science, Springer, (2011)
- Praxis der Informationsverarbeitung und Kommunikation 34(4):238-240 (2011)
- Proc. 20th Intl. Conference on Information and Knowledge Management CIKM 2011, page 35-36. Glasgow, Scotland, UK, ACM Press, (2011)
- ECML/PKDD 2011, Athens, Greece, (2011)
- Proc. IEEE SocialCom 2011, Workshop on Modeling Social Media MSM 2011, IEEE Computer Society, (2011)
- Proc. IEEE SocialCom, Boston, MA, USA, IEEE Computer Society, (2011)
- Proceedings of the 4th international workshop on Social Data on the Web SDoW2011, (2011)
- Proceedings of the LWA 2011 - Learning, Knowledge, Adaptation, (2011)
- Proc. Workshop on Mining Ubiquitous and Social Environments MUSE 2011 at ECML/PKDD 2011, (2011)
- Analysis of Social Media and Ubiquitous Data, volume 6904 of LNAI, (2011)
- it - Information Technology 53(3):101--107 (May 2011)
- Proceedings of the ECML/PKDD 2011, page 129--144. Heidelberg, Germany, Springer Verlag, (2011)
- Collaboration and the Semantic Web: Social Networks, Knowledge Networks and Knowledge Resources., IGI Global, (2012)
- Proc. 24th Intl. FLAIRS Conference, AAAI Press, (2011)
- GfA-Frühjahrskongress, Chemnitz, (2011)
- Workshop on Mining Patterns and Subgroups, Lorentz Center, Leiden, The Netherlands. Awarded with the Best Discovery Award, (2010)
- CEUR-WS RWTH Aachen University, (2010)
- ECML/PKDD 2010, Barcelona, Spain, (2010)
- Applied Natural Language Processing and Content Analysis: Advances in Identification, Investigation and Resolution., IGI Global, (2011)
- Proc. 18th International Conference on Applications of Declarative Programming and Knowledge Management, (2008)


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