Kamimura T and T Ueda (1999). “Data Envelopment Analysis Based on Triangular Fuzzy Numbers.” Technical Reports of Seikei University 36(1): 9-15.

Kamimura T and T Ueda (1999). “Data Envelopment Analysis Based on Triangular Fuzzy Numbers.” Technical Reports of Seikei University 36(1): 9-15.

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