Authors
Apinan Aurasopon
Mahasarakham University, Faculty of Engineering, Department of Electrical Engineering, Mahasarakham, Thailand
Thawatchai Thongleam
thawatchait@webmail.npru.ac.th
Nakhon Pathom Rajabhat University, Faculty of Science and Technology, Creating Innovation for Sustainable Development Research Centre, Nakhon Pathom, Thailand
Sanya Kuankid
Nakhon Pathom Rajabhat University, Faculty of Science and Technology, Creating Innovation for Sustainable Development Research Centre, Nakhon Pathom, Thailand