Pepper, M.P.J., and T.A. Spedding. “The Evolution of Lean Six Sigma”. International Journal of Quality &Amp; Reliability Management, vol. 27, no. 2, 2010, pp. 138-55, https://doi.org/10.1108/02656711011014276.
Pepper, M., & Spedding, T. (2010). The evolution of lean Six Sigma. International Journal of Quality &Amp; Reliability Management, 27(2), 138-155. https://doi.org/10.1108/02656711011014276
Pepper M, Spedding T. The evolution of lean Six Sigma. International Journal of Quality & Reliability Management. 2010;27(2):138-55.