S. Hellmann, J. Lehmann, and S. Auer. Learning of OWL Class Expressions on Very Large Knowledge Bases and its Applications, chapter 5, IGI Global, (2011)
A. Klebeck, S. Hellmann, C. Ehrlich, and S. Auer. The Semanic Web: Research and Applications, volume 6644 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, (2011)
J. Unbehauen, S. Hellmann, S. Auer, and C. Stadler. Search Computing - Broadening Web Search, volume 7538 of Lecture Notes in Computer Science, Springer, (2012)
S. Auer, and S. Hellmann. Proceedings of the Eight International Conference on Language Resources and Evaluation (LREC'12), Istanbul, Turkey, European Language Resources Association (ELRA), (May 2012)(companion publication for the Keynote at LREC 2012).
S. Hellmann, C. Stadler, J. Lehmann, and S. Auer. Proc. of 8th International Conference on Ontologies, DataBases, and Applications of Semantics (ODBASE), volume 5871 of Lecture Notes in Computer Science, page 1209--1223. (2009)
S. Auer, M. Weidl, J. Lehmann, A. Zaveri, and K. Choi. Proceedings of the 9th International Semantic Web Conference (ISWC2010), Berlin / Heidelberg, Springer, (2010)