Prae Rothakit และ Bunjerd Jongsomjit. (2009) Copolymerization of ethylene/1-olefin with spherical silica-supported metallocene catalyst. Chulalongkorn University:ม.ป.ท.Prae Rothakit และ Bunjerd Jongsomjit. 2009. Copolymerization of ethylene/1-olefin with spherical silica-supported metallocene catalyst. ม.ป.ท.:Chulalongkorn University;Prae Rothakit และ Bunjerd Jongsomjit. Copolymerization of ethylene/1-olefin with spherical silica-supported metallocene catalyst. ม.ป.ท.:Chulalongkorn University, 2009. Print.