1. Fuzzy-fuzzy automata;Mizumoto;Kybernetes,1976
2. Some properties of fuzzy sets of type 2;Mizumoto;Information and Control,1976
3. The concept of a linguistic variable and its application to approximate reasoning, Part I;Zadeh;Information and Control,1975
4. The concept of a linguistic variable and its application to approximate reasoning, Part II;Zadeh;Information and Control,1975
5. The concept of a linguistic variable and its application to approximate reasoning, Part III;Zadeh;Information and Control,1976