1. P. Arabshahi, J. J. Choi, J. Marks & T. P. Candell: “Fuzzy Control of Backpropagation”. Proceed. IEEE Intern. Conf. on Fuzzy Systems, San Diego, 1992.
2. S. K. Andersen, K. G. Olesen, F. V. Jensen & F. Jensen: “HUGIN — a Shell for Building Bayesian Belief Universes for Expert Systems”. Proceed. 11th Int. Conf. Artif. Intell., Detroit, 1989.
3. J. C. Bezdek: “Pattern Recognition with Fuzzy Objective Function Algorithm”. Plenum Press, New York, 1981.
4. S. Bocklisch & N. Bitterlich: “Fuzzy Pattern Classification — Methodology and Applications”. In: R. Kruse, J. Gebhardt & R. Palm (eds.): “Fuzzy Systems in Computer Science”. Vieweg Verlag, Braunschweig, 1994.
5. J. C. Bezdek & J. D. Harris: “Convex Decompositions of Fuzzy Partitions”. In: D. Dubois, H. Prade, R. R. Yager (eds.): “Fuzzy Sets for Intelligent Systems”. Morgan Kaufmann Publ., San Mateo, 1993, pp. 617–628.