J. Spillner, B. Buder, T. Schiefer, and A. Schill. Proceedings of the 4th International Conference on Software and Data Technologies, 2, page 369-375. INSTICC Press, (July 2009)
M. Winkler, J. Spillner, and A. Schill. Service-Oriented Computing, volume 5900 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2009)
M. Ley, and P. Reuther. Extraction et gestion des connaissances (EGC'2006), Actes des sixièmes journées Extraction et Gestion des Connaissances, Lille, France, 17-20 janvier 2006, 2 Volumes, volume RNTI-E-6 of Revue des Nouvelles Technologies de l'Information, page 5-10. Cépaduès-Éditions, (2006)
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)