C. Stadler, M. Martin, J. Lehmann, and S. Hellmann. 6th Workshop on Scripting and Development for the Semantic Web Colocated with ESWC 2010 30th or 31st May, 2010 Crete, Greece, (2010)
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. Hellmann, J. Lehmann, S. Auer, and M. Nitzschke. EKAW, page 446-449. (2012)published at EKAW, preprint http://jens-lehmann.org/files/2012/ekaw_nif_combinator.pdf.
S. Hellmann, J. Lehmann, and S. Auer. EKAW 2012, Springer, (2012)published at EKAW, preprint: http://svn.aksw.org/papers/2012/NIF/EKAW_short_paper/public.pdf.
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)
C. Guéret, P. Groth, C. Stadler, and J. Lehmann. Proceedings of the 9th Extended Semantic Web Conference, volume 7295 of Lecture Notes in Computer Science, page 87--102. Springer, (2012)