Thanassoulis E and RG Dyson (1992). “Estimating Preferred Target Input-Output Levels Using Data Envelopment Analysis.” EJOR 56(1): 80-97.
Thanassoulis E and RG Dyson (1992). “Estimating Preferred Target Input-Output Levels Using Data Envelopment Analysis.” EJOR 56(1): 80-97.