F. Abel, N. Henze, R. Kawase, and D. Krause. The Semantic Web: Research and Applications, 7th Extended
Semantic Web Conference, ESWC 2010, Heraklion, Crete, Greece,
May 30 - June 3, 2010, Proceedings, Part II, volume 6089 of Lecture Notes in Computer Science, Springer, (May 2010)
F. Abel, N. Henze, and D. Krause. Web Information Systems and Technologies, 5th International Conference, WEBIST 2009, Lisbon, Portugal, March 23-26, 2009, Revised Selected Papers, volume 45 of Lecture Notes in Business Information Processing, page 113-127. Springer, (2010)
F. Abel, E. Herder, I. Marenzi, W. Nejdl, and S. Zerr. 2nd Annual Workshop on Search in Social Media (SSM '09), co-located with ACM SIGIR 2009 Conference on Information Retrieval, Boston, USA, (July 2009)
F. Abel, N. Henze, and D. Krause. WEBIST 2009 - Proceedings of the Fifth International Conference
on Web Information Systems and Technologies, Lisbon, Portugal,
March 23-26, 2009, page 167-174. INSTICC Press, (2009)
F. Abel, M. Baldoni, C. Baroglio, N. Henze, D. Krause, and V. Patti. HYPERTEXT 2009, Proceedings of the 20th ACM Conference on
Hypertext and Hypermedia, Torino, Italy, June 29 - July
1, 2009, page 209-218. ACM, (2009)
F. Abel, E. Herder, P. Kärger, D. Olmedilla, and W. Siberski. Creating New Learning Experiences on a Global Scale, Second
European Conference on Technology Enhanced Learning, EC-TEL
2007, Crete, Greece, September 17-20, 2007, Proceedings, volume 4753 of Lecture Notes in Computer Science, page 143-157. Springer, (2007)