Waraporn Junwiang และ Nivit Charoenchai. (2013) Quality variation reduction in electroplating industry. <i>KKU Engineering Journal</i>, <i>40</i>(3), 397-405.Waraporn Junwiang และ Nivit Charoenchai. "Quality variation reduction in electroplating industry". KKU Engineering Journal 40 (2013):397-405.Waraporn Junwiang และ Nivit Charoenchai. Quality variation reduction in electroplating industry. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2013.