7Charnes A, William W Cooper. The non-Archimedian CCR Ratio for Efficiency Analysis: A Rejoinder to Body and Fare[J]. International European Journal of Operational Research, 1984, 15 : 333- 334.
8Banker RD, Charnes A, Cooper WW. Some Models for Estimating Technical and Scale Inefficiencies in Data Envelopment Analysis [J]. Management Science, 1984, 15: 1078-1092.
9Anderson P, Petersen NC. A Product for Ranking Units in Data Envelopment Analysis [J ]. Management Science, 1993, 39 : 1261-1264.
10Tone K. A Slacks-Based Measure of Super-Efficiency in Data Envelopment Analysis [J]. European Journal of operational Research, 2002, 143: 32-41.