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<xml><bibliography><APA>Chompunick Sitthirawiphong และผู้แต่งคนอื่นๆ. (2013) Effect of carbon dioxide on methane adsorption on coconut shell activated carbon in a packed bed column. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Chompunick Sitthirawiphong และผู้แต่งคนอื่นๆ. 2013. Effect of carbon dioxide on methane adsorption on coconut shell activated carbon in a packed bed column. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Chompunick Sitthirawiphong และผู้แต่งคนอื่นๆ.  Effect of carbon dioxide on methane adsorption on coconut shell activated carbon in a packed bed column.  ม.ป.ท.:Chulalongkorn University, 2013. Print.</MLA></bibliography></xml>
