[1] Breyfogle, F. W. (1999 ) - Implementing Six Sigma: Smarter Solution Using Statistical Methods, John Wiley and Sons, INC.
[2] Fundamentos do Controle Estatístico do Processo - Manual de Referência, IQA.
[3] ISO 21747 - Statistical methods - Process performance and capability statistics for measured quality characteristics, First Edition, 2006.
[4] Johnson, R. A. and Wichern, D. W. (2002) - Applied Multivariate Statistical Analysis, Prentice Hall, New Jersey.
[5] Montgomery, D. C. (1985) - Introduction to Statistical Quality Control, John Wiley and Sons, New York .
[6] Montgomery, D.C. (2001) - Introduction to Statistical Quality Control, 4th edition, John Wiley and Sons.
[7] Schmidt, S. R. and Launsby, R. G. (1997) - Understanding Industrial Designed Experiments, Air Academic Press, Colorado Springs, CO.
[8] QS 9000, Manual de CEP, Segunda edição.
