Lewin AY and RC Morey (1981). “Measuring the Output Potential of Public Sector Organisations: An Application of Data Envelopment Analysis.” Int J Policy Analysis and Information Systems 5(4): 267-285.
Lewin AY and RC Morey (1981). “Measuring the Output Potential of Public Sector Organisations: An Application of Data Envelopment Analysis.” Int J Policy Analysis and Information Systems 5(4): 267-285.