1. Institute of Research and Development, Suranaree University of Technology, Nakhon Ratchasima 30000, Thailand
2. Department of Management, Faculty of Business Administration, Rajamangala University of Technology Isan, Nakhon Ratchasima 30000, Thailand
3. School of Transportation Engineering, Institute of Engineering, Suranaree University of Technology, Nakhon Ratchasima 30000, Thailand