[1] م. صالح نیا، پایان نامه کارشناسی ارشد، شاخص های کارایی فرایند فازی و برخی از کاربردهای آن ها، دانشگاه شهید باهنر کرمان (1391).
[2] س. م. طاهری، آشنایی با نظریه مجموعه های فازی، انتشارات جهاد دانشگاهی مشهد، چاپ اول (1375).
[3] م. ماشین چی، مجموعه های مشکک، انتشارات دانشگاه شهید باهنرکرمان (1379).
[4] J. M. Juran, Quality Control Handbook, 3rd edition, McGraw-Hill, New York, 1974.
[5] V. E. Kane, Process capability indices, Journal of Quality Technology, 18 (1986), 41-52.
[6] M.O.Karaoz, Air pollution effects on forest trees in Balıkesir Turkey Water Air Soil Pollution Focus(2003),269–279.
[7] I. Kaya and C. Kahraman, A new perspective on fuzzy process capability indices: Robustness.Expert Systems with Applications,37 (6) ( 2010), 4593-4600.
[8] I. Kaya and C. Kahraman, Fuzzy robust process capability indices for risk assessment of air pollution. Stochastic Environmental Research and Risk Assessment, 23 (4) ( 2009), 529–541.
[9] M. Mashinchi, A.Parchami and H.R.Maleki, Application of fuzzy capability indices in educational comparison, Proceedings of International Qualitative Research Convention,Sofitel Palm Ressort, Senai,Johor Malaysia,Paper No.42 (2005).
[10] A. Parchami, M. Mashinchi, A. R. Yavari and H. R. Maleki, Process capability indices as fuzzy numbers, Austrian Journal of Statistics, 34 (4) ( 2005),391-402.
[11] A. Parchami, M. Mashinchi and H. R. Maleki, Fuzzy confidence interval for fuzzy process capability index, Journal of Intelligent and Fuzzy Systems, 17 (2006), 287–295.
[12] J. Peng and B. Liu, some properties of optimistic and pessimistic values of fuzzy, International Conference on Fuzzy Systems (2004), 745-750.
[13] M. Roubens, Inequality constraints between fuzzy numbers and their use in mathematical programming, stochastic versus fuzzy approaches to multiobjective mathematical programming under uncertainty, Kluwer Academic Publishers, (1991) 321-330.
[14] L. A. Zadeh, Fuzzy Sets, Information and Control,8 (1965), 338-359.
)
