Employing post-DEA Cross-evaluation and Cluster Analysis in a Sample of Greek NHS Hospitals. - Angeliki Flokou; Nick Kontodimopoulos; Dimitris Niakas (J. Medical Syst., 2011)

The Impact of Non-Discretionary Factors on DEA and SFA Technical Efficiency Differences. - Nick Kontodimopoulos; Nikolaos D. Papathanasiou; Angeliki Flokou; Yannis Tountas; Dimitris Niakas (J. Medical Syst., 2011)