Ekrachan Chaichana และ Bunjerd Jongsomjit. (2009) Study on half-metallocene catalyst for linear low density polyethylene. Chulalongkorn University:ม.ป.ท.Ekrachan Chaichana และ Bunjerd Jongsomjit. 2009. Study on half-metallocene catalyst for linear low density polyethylene. ม.ป.ท.:Chulalongkorn University;Ekrachan Chaichana และ Bunjerd Jongsomjit. Study on half-metallocene catalyst for linear low density polyethylene. ม.ป.ท.:Chulalongkorn University, 2009. Print.