- NeuroImage 58(1):41-49 (2011)
- Educational Technology & Society 12(3):44-57 (2009)
- J. Cognitive Neuroscience 23(12):4022-4037 (2011)
- ICDAR, page 738-742. IEEE Computer Society, (2009)
- Computers & Geosciences 34(12):1682-1696 (2008)
- EC-TEL, volume 6964 of Lecture Notes in Computer Science, page 111-124. Springer, (2011)
- GI Jahrestagung, volume 154 of LNI, page 1672-1679. GI, (2009)
- EC-TEL, volume 6383 of Lecture Notes in Computer Science, page 123-138. Springer, (2010)
- Java Magazin (2001)
- Java Magazin (2000)
- iJET 3(S1):53-59 (2008)
- J. Cognitive Neuroscience 17(1):13-23 (2005)
- Journal of Computer Security 18(1):7-35 (2010)
- Journal of Computer Security 18(1):7-35 (2010)
- Creating New Learning Experiences on a Global Scale, page pp. 56-70. Berlin, Heidelberg, Second European Conference on Technology Enhanced Learning, EC-TEL 2007, Springer, (2007)
- EC-TEL, volume 5794 of Lecture Notes in Computer Science, page 52-66. Springer, (2009)
- Learning in the Synergy of Multiple Disciplines, Proceedings of the EC-TEL 2009, volume 5794 of Lecture Notes in Computer Science, Berlin/Heidelberg, Springer, (October 2009)
- ICPR, page 1-5. IEEE, (2008)
- EC-TEL PROLEAN, volume 424 of CEUR Workshop Proceedings, CEUR-WS.org, (2008)
- EC-TEL, volume 5192 of Lecture Notes in Computer Science, page 110-121. Springer, (2008)


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