Nicharee Wongsawatgul และ Soamwadee Chaianansutcharit. (2009) Synthesis and characterization of enlarged-pore zeolite beta catalyst for heavy fuel oil cracking. Chulalongkorn University:ม.ป.ท.Nicharee Wongsawatgul และ Soamwadee Chaianansutcharit. 2009. Synthesis and characterization of enlarged-pore zeolite beta catalyst for heavy fuel oil cracking. ม.ป.ท.:Chulalongkorn University;Nicharee Wongsawatgul และ Soamwadee Chaianansutcharit. Synthesis and characterization of enlarged-pore zeolite beta catalyst for heavy fuel oil cracking. ม.ป.ท.:Chulalongkorn University, 2009. Print.