1. L.T. Kóczy and K. Hirota “Size reduction by interpolation in fuzzy rule bases”, IEEE Trans. on System Man and Cybernetics, Vol. 27, 1997, pp 14–25.
2. L.T. Kóczy and K. Hirota “Fuzzy inference by compact rules”, Proc. of Int. Conf. on FL & NN (IIZUKA’ 90), Iizuka, Fukuoka, 1990, pp. 307–310.
3. E.P. Klement, L.T. Kóczy and B. Moser “Are fuzzy systems universal approximators?”, Int. Jour. General Systems, to appear.
4. D. Tikk “The nowhere denseness of Takagi-Sugeno-Kang type fuzzy controllers containing prerestricted number of rules”, Tatra Mountains Mathematical Publications.
5. A. Stoica “Fuzzy processing based on ?-cut mapping”, 5th IFSA World Congress, Seoul, pp. 1266–1269.