Uemura Y (1999). “Formulation for Fuzzy Mixed CCR Model.? in Proceedings of the Eighth International Fuzzy Systems Association World Congress, Nat. Central Univ. 2: 991-994.
Uemura Y (1999). “Formulation for Fuzzy Mixed CCR Model.? in Proceedings of the Eighth International Fuzzy Systems Association World Congress, Nat. Central Univ. 2: 991-994.