[1] E. Backer: Cluster Analysis by Optimal Decomposition of Induced Fuzzy Sets. Delftse Universitaire Press, Delft 1978.
[2] J.C. Bezdek:
Pattern Recognition with Fuzzy Objective Function Algorithms. Plenum Press, New York 1981.
MR 0631231 |
Zbl 0503.68069
[3] D. Dumitrescu:
On fuzzy partitions in cluster analysis. Seminar Angeluta, pp. 105-108. Cluj-Napoca 1983.
MR 0750491