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<xml><bibliography><APA>Somsak Thaicharoensutcharittham และผู้แต่งคนอื่นๆ. (2011) Catalytic upgrading of pyrolytic oil using CeO2-ZrO2 mixed oxide catalysts. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Somsak Thaicharoensutcharittham และผู้แต่งคนอื่นๆ. 2011. Catalytic upgrading of pyrolytic oil using CeO2-ZrO2 mixed oxide catalysts. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Somsak Thaicharoensutcharittham และผู้แต่งคนอื่นๆ.  Catalytic upgrading of pyrolytic oil using CeO2-ZrO2 mixed oxide catalysts.  ม.ป.ท.:Chulalongkorn University, 2011. Print.</MLA></bibliography></xml>
