M. Atzmueller, D. Benz, A. Hotho, and G. Stumme (Eds.) Technical report (KIS), 2010-10 Department of Electrical Engineering/Computer Science, Kassel University, (2010)
G. Stumme, R. Wille, and U. Wille. Principles of Data Mining and Knowledge Discovery Proc. 2nd European Symposium on PKDD'98, volume 1510 of LNAI, page 450-458. Heidelberg, (1998)Part of hereth03conceptual.
J. Hereth, G. Stumme, R. Wille, and U. Wille. Conceptual Structures: Logical, Linguistic, and Computational Issues. Proc. ICCS '00, volume 1867 of LNAI, page 421-437. Heidelberg, Springer, (2000)