Yun YB, H Nakayama and T Tanino (2000). “On Efficiency of Data Envelopment Analysis.” Lecture Notes in Economic and Mathematics 48: 208-217.

Yun YB, H Nakayama and T Tanino (2004). “A Generalized Model for Data Envelopment Analysis.” EJOR 157(1): 87-105.

Yun YB, H Nakayama, T Tanino and M Arakawa (1999). “A Multi-Objective Optimization Method Combining Generalized Data Envelopment Analysis and Genetic Algorithms.? in Proceedings of 1999 IEEE, Man, and Cybernetics, IEEE. 1: 671-676.

Yu MM (2004). “Measuring Physical Efficiency of Domestic Airports in Taiwan with Undesirable Outputs and Environmental Factors.” J Air Transportation Management 10(5): 295-303.

Yu-cheng C, S Ling and P Chih-wei (2005). “Commercial Banks’ Performance in Taiwan.” Int J Bus Per Man 7(4): 7-7.

Yue M (1989). “Some Identities for Sets of Efficient Decision-Making Units of Data Envelopment Analysis in Composite Data Envelopment Analysis Models.” J Systems Science and Mathematical Sciences 9.

Yue M (1995). “The Data Envelopment Analysis Method for Establishing Production Functions.” Mathematics in Practice and Theory.

Yoshida Y and H Fujimoto (2004). “Japanese-Airport Benchmarking with the DEA and Endogenous-Weight Tfp Methods: Testing the Criticism of Overinvestment in Japanese Regional Airports.” Transportation Research Part E: Logistics and Transportation Review 40(6): 533-546.

Yoshii K (1992). “An Analysis of the Efficiency of the Agricultural Mutual Relief Association and the Prefectural Federation of the Agricultural Mutual Relief Association of Japan.” Operations Research: Communications of Operations Research Society of Japan 37(1): 18-24.

Young ST (1992). “Multiple Productivity Measurement Approaches for Management.” Health Care Management Review 17(2): 51-58.