Amonrat Samniang และ Somjai Kajorncheappan-ngarm. (2013) Biodiesel production from Jatropha oil by supercritical methanol. <i>KKU Engineering Journal</i>, <i>40</i>(3), 427-435.Amonrat Samniang และ Somjai Kajorncheappan-ngarm. "Biodiesel production from Jatropha oil by supercritical methanol". KKU Engineering Journal 40 (2013):427-435.Amonrat Samniang และ Somjai Kajorncheappan-ngarm. Biodiesel production from Jatropha oil by supercritical methanol. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2013.