Somjintana Limsuk และผู้แต่งคนอื่นๆ. (2011) Biogas production from food waste added with crude glycerin produced from biodiesel production. <i>KKU Engineering Journal</i>, <i>38</i>(2), 101-110.Somjintana Limsuk และผู้แต่งคนอื่นๆ. "Biogas production from food waste added with crude glycerin produced from biodiesel production". KKU Engineering Journal 38 (2011):101-110.Somjintana Limsuk และผู้แต่งคนอื่นๆ. Biogas production from food waste added with crude glycerin produced from biodiesel production. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2011.