Saowanit Sukparungsee. (2018) An approximation of average run length using the Markov chain approach of a generally weighted moving average chart to monitor the number of defects. <i>Songklanakarin Journal of Science and Technology</i>, <i>40</i>(6), 1368-1377.Saowanit Sukparungsee. "An approximation of average run length using the Markov chain approach of a generally weighted moving average chart to monitor the number of defects". Songklanakarin Journal of Science and Technology 40 (2018):1368-1377.Saowanit Sukparungsee. An approximation of average run length using the Markov chain approach of a generally weighted moving average chart to monitor the number of defects. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2018.