Hathairat Benjapornthavee และ Duangdao Aht-Ong. (2005) Preparation of poly (ethylent terephthalate)/montmorillonite nanocomposites by solution technique. Chulalongkorn University:ม.ป.ท.Hathairat Benjapornthavee และ Duangdao Aht-Ong. 2005. Preparation of poly (ethylent terephthalate)/montmorillonite nanocomposites by solution technique. ม.ป.ท.:Chulalongkorn University;Hathairat Benjapornthavee และ Duangdao Aht-Ong. Preparation of poly (ethylent terephthalate)/montmorillonite nanocomposites by solution technique. ม.ป.ท.:Chulalongkorn University, 2005. Print.