ناصرج. About The Run Length Properties for ( Cumulative Sum(Cusum) and The Exponentially Weighted Moving Average (EWMA)) control charts for Poisson Distribution. JEAS [Internet]. 1Oct.2019 [cited 1Dec.2019];25(114):475-97. Available from: http://jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/1747