References
- Duncan, A. J. (1986). Quality Control and Industrial Statistics, 5th Ed. Richard D. Irwin, Homewood, IL.
- Soffer, S. B. (1981). “Transformed p Chart for Variable Sample Size.” Journal of Quality Technology 13, pp. 189–191.
- Wadsworth, H. M.; Stephens, K. S.; and Godfrey, A. B. (1986). Modern Methods for Quality Control and Improvement. John Wiley & Sons, New York, NY.