Suganya Phantu, Yupaporn Areepong, Saowanit Sukparungsee. Average Run Length Formulas for Mixed Double Moving Average - Exponentially Weighted Moving Average Control Chart. Sci Tech Asia [internet]. 2023 Mar. 21 [cited 2026 Sep. 10];28(1):77-89. available from: https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/248877