TY - CHAP ID - R.1993 T1 - Numerical and Logical Approaches to Fuzzy Set Theory by the Context Model A1 - Kruse, Rudolf A1 - Gebhardt, Jörg A1 - Klawonn, Frank ED - Lowen, R. ED - Roubens, M. T3 - Theory and Decision Library, Series D Y1 - 1993 SP - 365 EP - 376 PB - Kluwer AD - Amsterdam, Netherlands ER -