Assignable causes of variation and statistical models: another approach to an old topic. - Y. Adler; V. Shper; Olga V. Maksimova (Qual. Reliab. Eng. Int., 2011)

The importance of time order with Shewhart control charts. - V. Shper; Y. Adler (Qual. Reliab. Eng. Int., 2017)