Joongjai Panpranot. 2012. Synthesis of dimethyl ether from methanol for use as alternative fuels. Bangkok:Faculty of Engineering Chulalongkorn University;
Joongjai Panpranot. (2012) Synthesis of dimethyl ether from methanol for use as alternative fuels (รายงานผลงานวิจัย). Faculty of Engineering Chulalongkorn University:Bangkok.
Joongjai Panpranot. Synthesis of dimethyl ether from methanol for use as alternative fuels. Bangkok:Faculty of Engineering Chulalongkorn University, 2012.
Joongjai Panpranot. (2012) Synthesis of dimethyl ether from methanol for use as alternative fuels (รายงานผลงานวิจัย). Faculty of Engineering Chulalongkorn University:Bangkok.