1. Statistical Quality Control;Montgomery,2012
2. Quality control charts;Shewhart;Bell Syst. Tech. J.,1926
3. A Combined Shewhart–Cumulative Score Quality Control Chart.;Ncube;J. R. Stat. Soc.: Ser. C. (Appl. Stat. ),1984
4. Combined Shewhart-CUSUM quality control schemes;Lucas;J. Qual. Technol.,1982
5. Exponentially weighted moving average control schemes: properties and enhancements;Lucas;Technometrics,1990