References

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Boussofiane, A., R.G. Dyson and E. Thanassoulis, 1991. Applied data envelopment analysis. Eur. J. Oper. Res., 52: 1-15.
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Charnes, A., W.W. Cooper and E. Rhodes, 2009. Measuring the efficiency Government-sponsored R&D projects: A three stage approach. Eval. Program Plann., 32: 178-186.

Cook, W.D., K. Tone and J. Zhu, 2014. Data envelopment analysis: Prior to choosing a model. Omega, 44: 1-4.
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Cooper, W.W., L.M. Seiford and K. Tone, 2007. Data Envelopment Analysis: A Comprehensive Text with Models, Applications, References and DEA-Solver Software. 2nd Edn., Springer, Berlin, Germany, Pages: 490.

Fitzsimmons, J.A. and M.J. Fitzsimmons, 2000. Service Management for Competitive Advantage. McGraw-Hill Publisher, New York, USA.,.

Goh, H., 2015. The efficiency comparative evaluation of IT service companies using the data envelopment analysis approach focus on KOSDAQ (KOrea Securities Dealers Automated Quotations) companies. Intl. J. Software Eng. Appl., 9: 205-218.
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