The Journal of King Mongkut's University of Technology North Bangkok
วารสารวิชาการพระจอมเกล้าพระนครเหนือ

Pichet Pumkaesorn
Department of Industrial Engineering, Faculty of Engineering, Kasetsart University, Bangkok
Thailand

Apisak Vittayaprapakorn and
Department of Industrial Engineering, Faculty of Engineering, Kasetsart University, Bangkok
Thailand

Juta Pichitlamken
Department of Industrial Engineering, Faculty of Engineering, Kasetsart University, Bangkok
Thailand