1. Solutions in composite fuzzy relation equations: Application to medical diagnosis in Brouwerian logic;Sanchez,1977
2. Fuzzy sets;Zadeh;Inform. and Control,1965
3. Medical diagnosis and composite fuzzy relations;Sanchez,1979
4. Method of solving the polynomial form of composite fuzzy relation equations and its application to a group decision problem;Ohsato,1982
5. Resolution of composite fuzzy relation equations;Sanchez;Inform. and Control,1976