Norman M and B Stoker (1991). “Performance, Efficiency and Data Envelopment Analysis.” in Norman M and B Stoker (eds.) Data Envelopment Analysis: the Assessment of Performance Wiley: 1-20.
Norman M and B Stoker (1991). “Performance, Efficiency and Data Envelopment Analysis.” in Norman M and B Stoker (eds.) Data Envelopment Analysis: the Assessment of Performance Wiley: 1-20.