Pachara Chatavithee และ Supachai Pathumnakul. (2011) A mathematical model for production scheduling in a hard disk drive component industry. <i>KKU Engineering Journal</i>, <i>38</i>(3), 155-163.Pachara Chatavithee และ Supachai Pathumnakul. "A mathematical model for production scheduling in a hard disk drive component industry". KKU Engineering Journal 38 (2011):155-163.Pachara Chatavithee และ Supachai Pathumnakul. A mathematical model for production scheduling in a hard disk drive component industry. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2011.