1. L. A. Zadeh, “Outline of a new approach to the analysis of complex systems and decision processes,” IEEE Trans. Syst., Man Cybernet. 3 (1) (1973).
2. E. H. Mamdani, “Application of fuzzy algorithm for control a simple dynamic plant,” Proc. IEEE 121, 1585–1588 (1974).
3. P. M. Larsen, “Industrial applications of fuzzy logic control,” Int. J. Man-Mach. Studies 12, 3–10 (1980).
4. T. Takagi and M. Sugeno, “Fuzzy identification of systems and its applications to modeling and control,” IEEE Trans. Syst. Man Cybernet. 15, 116–132 (1985).
5. Y. Tsukamoto, “An approach to fuzzy reasoning method,” in Advances in Fuzzy Sets: Theory and Applications, Ed. by M. M. Gupta, R. K. Ragade, and R. R. Yager (North-Holland, Amsterdam, 1979), pp. 137–149.