1. An adaptive thresholding-based control chart for process variability monitoring;Abdella;Journal of Quality Technology,2018
2. Multivariate process control;Alt,1988
3. Alt, F. (1984). Multivariate quality control. In Encyclopedia of statistical sciences (Vol. 6, pp. 110–122).
4. Alt, F. B., & Bedewi, G. E. (1986). SPC of dispersion for multivariate data. In Annual quality congress transactions. 40th annual quality congress. Anaheim, CA (pp. 248–254).
5. Effect size, statistical power and sample size requirements for the bootstrap likelihood ratio test in latent class analysis;Dziak;Structural Equation Modeling: A Multidisciplinary Journal,2014