1Van Middelaar C E, Berentsen P, Dolman M A. Eco-efiiciency in the production chain of dutch semi-hard cheese [J]. Livestock Science, 2011,139(1):91-99.
2Liu, S T. Slacks-based efficiency measures for predicting bank performance [J]. Expert System with Applications, 2009,36(2): 2813-2818.
3Tone K A. Slacks-based measure of efficiency in data envelopment analysis [J]. European Journal of Operational Research, 2001,130(3):498-509.
4Tone, K. Dealing with undesirable outputs in DEA: a slacks- based measure (SBM) approach [R]. GRIPS Research Report Series, 2003.