Rangson Katsutath และ Soamwadee Chaianansutcharit. (2007) Craking of high density polyethylene and polypropylene catalyzed by ZSM-5/Al-HMS composite. Chulalongkorn University:ม.ป.ท.Rangson Katsutath และ Soamwadee Chaianansutcharit. 2007. Craking of high density polyethylene and polypropylene catalyzed by ZSM-5/Al-HMS composite. ม.ป.ท.:Chulalongkorn University;Rangson Katsutath และ Soamwadee Chaianansutcharit. Craking of high density polyethylene and polypropylene catalyzed by ZSM-5/Al-HMS composite. ม.ป.ท.:Chulalongkorn University, 2007. Print.