TY - CHAP ID - F.1997a T1 - Fuzzy Shell Cluster Analysis A1 - Klawonn, Frank A1 - Kruse, Rudolf A1 - Timm, Heiko ED - Riccia, Giacomo Della ED - Kruse, Rudolf ED - Lenz, Hans-Joachim T3 - Learning, Networks and Statistics Y1 - 1997 SP - 105 EP - 120 PB - Springer AD - New York, Berlin ER -