Nutthapon Wongyao และ Apichai Therdthianwong. (2010) An investigation of direct methanol fuel cell degradation during gycling operration /. King Mongkut's University of Technology Thonburi,:ม.ป.ท.Nutthapon Wongyao และ Apichai Therdthianwong. 2010. An investigation of direct methanol fuel cell degradation during gycling operration /. ม.ป.ท.:King Mongkut's University of Technology Thonburi,;Nutthapon Wongyao และ Apichai Therdthianwong. An investigation of direct methanol fuel cell degradation during gycling operration /. ม.ป.ท.:King Mongkut's University of Technology Thonburi, 2010. Print.