A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Proceedings of the Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures, page 87--102. Aalborg University Press, (2006)subtag-supertag.
A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Informatik 2006 -- Informatik für Menschen. Band 2, volume P-94 of Lecture Notes in Informatics, Bonn, Gesellschaft für Informatik, (October 2006)Proc. Workshop on Applications of Semantic Technologies, Informatik 2006.