Asma AmdouniAsma AmdouniPhilippe CastagliolaHassen TalebGiovanni CelanoA variable sampling interval Shewhart control chart for monitoring the coefficient of variation in short production runs.5521-5536201755Int. J. Prod. Res.19https://doi.org/10.1080/00207543.2017.1285076db/journals/ijpr/ijpr55.html#AmdouniCTC17Philippe CastagliolaGiovanni CelanoHassen Taleb