Wu W (1999). “Theorems on Optimal Value of DEA Model (C.C.G.S.S) and its Application in Simplification on Forecasting Method.” System Engineering Theory and Practice 19(9): 105-108.

Wu W-j (2005). “Further Discussion on the Existence of Optimal Solution and the Sensitivity Analysis for CCR Model.” J Systems Engineering 20(2): 220-224.

Wu WJ (2001). “Study on Analysis of Returns to Scale Using DEA.” System Engineering Theory and Practice 21(9): 85.

Wu WY, HJ Tsai, KY Cheng and MK Lai (2006). “Assessment of Intellectual Capital Management in Taiwanese Ic Design Companies: Using DEA and the Malmquist Productivity Index.” R and D Management 36(5): 531-545.

Wu C, X Chen and Y Yang (2004). “Research on Modeling Method of Artificial Neural Network Based on DEA.? in Proceedings of the World Congress on Intelligent Control and Automation, Institute of Electrical and Electronics Engineers Inc., Piscataway, US. 3: 2005-2008.

Wu D, L Liang, Z Huang and SX Li (2005). “Aggregated Ration Analysis in DEA.” Int J Info Tech Decis 4(3): 369-384.

Wu D, J Tao, S Ruan and X Liu (2005). “Programming Models for Efficiency Analysis in Financial Institutions.? in Proceedings of the International Society for Optical Engineering, Bellingham WA, US. 6045 I: 604515.

Wu DS, ZJ Yang and L Liang (2006). “Efficiency Analysis of Cross-Region Bank Branches Using Fuzzy Data Envelopment Analysis.” Appl Math Comput 181(1): 271-281.

Wu H-P and G-L Xuan (2004). “Model for Building a Value Network Based on DEA and Multiple Objective Decision Making.” System Engineering Theory and Practice 24(6): 20.

Wu H-P, G-L Xuan and X Shuai (2003). “Confidence DEA Model for L.R-Type Fuzzy Numbers.” System Engineering Theory and Practice 23(9): 28.