Sasiradee Jantasee และ Bunjerd Jongsomjit. (2013) OLEFIN POLYMERIZATION WITH MODIFIED SPHERICAL ZIRCONIA-SUPPORTED METALLOCENE CATALYSTS. Chulalongkorn University:ม.ป.ท.Sasiradee Jantasee และ Bunjerd Jongsomjit. 2013. OLEFIN POLYMERIZATION WITH MODIFIED SPHERICAL ZIRCONIA-SUPPORTED METALLOCENE CATALYSTS. ม.ป.ท.:Chulalongkorn University;Sasiradee Jantasee และ Bunjerd Jongsomjit. OLEFIN POLYMERIZATION WITH MODIFIED SPHERICAL ZIRCONIA-SUPPORTED METALLOCENE CATALYSTS. ม.ป.ท.:Chulalongkorn University, 2013. Print.