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OR CHRONICLE - An Illustrative Application of IDEA (Imprecise Data Envelopment Analysis) to a Korean Mobile Telecommunication Company
Cooper, William W., (2001)
IDEA and AR-IDEA: Models for Dealing with Imprecise Data in DEA
Cooper, William W., (1999)
The Range Adjusted Measure (RAM) in DEA: A Response to the Comment by Steinmann and Zweifel