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On the properties of the hotelling’s T<Superscript>2</Superscript> control chart with variable sampling intervals
Faraz, Alireza, (2011)
On the advantages of economically designed the Hotelling’s T2 control chart with variable sample sizes and sampling intervals
Faraz, Alireza, (2012)
Constructing a fuzzy Shewhart control chart for variables when uncertainty and randomness are combined
Faraz, Alireza, (2010)