1. On t and EWMA t charts for monitoring changes in the process mean;Zhang;Quality and Reliability Engineering International,2009
2. Shewhart and EWMA t control charts for monitoring short production runs;Celano;Quality and Reliability Engineering International,2011
3. The economic design of Xbar charts used to maintain current control of a process;Duncan;Journal of American Statistical Association,1956
4. The economic design of Xbar chart when there is a multiplicity of assignable causes;Duncan;Journal of the American Statistical Association,1971
5. The economic design of control charts: A unified approach;Lorenzen;Technometrics,1986