Stumme, Gerd ; Bock, H.-H. (Bearb.) ; Polasek, W. (Bearb.): Attribute Exploration with Background Implications and Exceptions. In: Data Analysis and Information Systems. Statistical and Conceptual approaches. Proc. GfKl'95. Studies in Classification, Data Analysis, and Knowledge Organization 7. Heidelberg : Springer, 1996, S. 457-469