D. Oberle, B. Berendt, A. Hotho, and J. Gonzalez. Advances in Web Intelligence, First International Atlantic Web Intelligence Conference, AWIC 2003, Madrid, Spain, May 5-6, 2003, Proceedings, volume 2663 of Lecture Notes in Artificial Intelligence, page 142-154. Springer, (2003)
B. Lauser, and A. Hotho. Proc. of the 7th European Conference in Research and Advanced Technology for Digital Libraries, ECDL 2003, volume 2769 of LNCS, page 140-151. Springer, (2003)
S. Bloehdorn, and A. Hotho. Proceedings of the MSW 2004 workshop at the 10th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, page 70-87. (August 2004)
S. Bloehdorn, P. Cimiano, A. Hotho, and S. Staab. LDV Forum - GLDV Journal for Computational Linguistics and Language Technology, 20 (1):
87-112(May 2005)