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<xml><bibliography><APA>Chairat Hongthong และผู้แต่งคนอื่นๆ. (2016) Biogas simulation with mixed gas free on metal cutting. &lt;i&gt;KKU Engineering Journal&lt;/i&gt;, &lt;i&gt;43&lt;/i&gt;(S2), 283-286.</APA><Chicago>Chairat Hongthong และผู้แต่งคนอื่นๆ. "Biogas simulation with mixed gas free on metal cutting". KKU Engineering Journal  43 (2016):283-286.</Chicago><MLA>Chairat Hongthong และผู้แต่งคนอื่นๆ. Biogas simulation with mixed gas free on metal cutting. Faculty of Engineering, Khon Kaen University:ม.ป.ท. 2016.</MLA></bibliography></xml>
