Penyarat Saisirirat และ Papopchote Kongdai. (2019) Study to development of the passive direct ethanol fuel cellby mathematical model. <i>Research & Knowledge</i>, <i>5</i>(1), 1-5.Penyarat Saisirirat และ Papopchote Kongdai. "Study to development of the passive direct ethanol fuel cellby mathematical model". Research & Knowledge 5 (2019):1-5.Penyarat Saisirirat และ Papopchote Kongdai. Study to development of the passive direct ethanol fuel cellby mathematical model. Division of research facilitation and dissemination Mahasarakham University:ม.ป.ท. 2019.