1. Reconsideration of control charts in Japan;Nishina K.;Frontiers in Statistical Quality Control,2000
2. ISO DIS 13700 (2006).Machine performance studies—Measured data—discreteparts.
3. ISO 3534‐2 (2006).Vocabulary and symbols—Part 2: applied statistics.
4. Control Charts: Rational Subgroups and Effective Applications
5. $\overline{X}$ Charts with Variable Sampling Intervals