Nanchana Srikongyoo และ Duangamol Nuntasri. (2007) Transesterification of palm oil using base loaded ERB-1 catalysts for biodiesel production. Chulalongkorn University:ม.ป.ท.Nanchana Srikongyoo และ Duangamol Nuntasri. 2007. Transesterification of palm oil using base loaded ERB-1 catalysts for biodiesel production. ม.ป.ท.:Chulalongkorn University;Nanchana Srikongyoo และ Duangamol Nuntasri. Transesterification of palm oil using base loaded ERB-1 catalysts for biodiesel production. ม.ป.ท.:Chulalongkorn University, 2007. Print.