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Vorgehensmodell zur Auswahl einer Variante der Data Envelopment Analysis
Siemens, Frank, (2005)
New efficiency theory : with applications of data envelopment analysis
Sengupta, Jati K., (2003)
Data envelopment analysis in the service sector
Westermann, Georg, (1999)
Regional variation in productivity growth in Indian manufacturing : a nonparametric analysis
Ray, Subhash C., (1997)
Consumer demand in a system of partial rationing and dual pricing
Ray, Subhash C., (1989)
Measurement and test of efficiency of farms in linear programming models : a study of West Bengal farms
Ray, Subhash C., (1985)