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

Anyarat Sonsanam
Division of Industrial Engineering, Faculty of Technical Education, Rajamangala University of Technology Thanyaburi, Pathum Thani
Thailand

Tawatchai Sonsanam
Division of Electrical Engineering, Faculty of Science and Technology, Dhonburi Rajabhat University, Bangkok
Thailand