3CHARNES A., COOPER W. W. AND RHODES E. Measuring the efficiency of decision making units[J] . European Journal of Operational Research. 1978, 2(6): 429 - 444.
4ROUSSEAU S., ROUSSEAR R. The scientific wealth of European nations: Taking effectiveness into account[J] . Scientometrics, 1998,42(1): 75 -87.
5ROUSSEAU S., ROUSSEAU R. Data envelopment analysis as a tool for constructing scientometrics indicators[J]. Scientometrics, 1997, 40( 1 ) : 45 - 56.