Talluri S (2000). “A Benchmarking Method for Business-Process Reengineering and Improvement.” Int J Flexible Manufacturing Systems 12(4): 291-304.

Swofford JL and GA Whitney (1990). “Bounding an Economic Monetary Aggregate under Nonhomothetic Preferences.” J Business and Economic Statistics 8(1): 137-141.

Sydow J and A Windeler (1998). “Organizing and Evaluating Interfirm Networks: A Structurationist Perspective on Network Processes and Effectiveness.” Organization Science 9(3): 265-284.

Syrjanen MJ (2004). “Non-Discretionary and Discretionary Factors and Scale in Data Envelopment Analysis.” EJOR 158(1): 20-33.

Tabolli S, C Renzi, A Ianni, UL Aparo and A Giordano (2003). “Risk of Inappropriateness and Efficiency Assessment of Hospitals.” Igiene e Sanita Pubblica 59(5): 305-318.

Tagarelli A, I Trubitsyna and S Greco (2004). “Combining Linear Programming and Clustering Techniques for the Classification of Research Centers.” AI Communications 17(3): 111-122.

Taho Y and K Chunwei (2003). “A Hierarchical AHP/DEA Methodology for the Facilities Layout Design Problem.” EJOR 147(1): 128-136.

Takeda A and H Nishino (2001). “On Measuring the Inefficiency with the Inner-Product Norm in Data Envelopment Analysis.” EJOR 133(2): 377-393.

Takeda E (2000). “An Extended DEA Model: Appending an Additional Input to Make All DMUs at Least Weakly Efficient.” EJOR 125(1): 25-33.

Sun S and W-M Lu (2005). “A Cross-Efficiency Profiling for Increasing Discrimination in Data Envelopment Analysis.” INFOR 43(1): 51-60.