Kitima Pinkaew และ Bunjerd Jongsomjit. (2008) Modification of titania having different crystallite sizes and their applications as supports for cobalt catalysts. Chulalongkorn University:ม.ป.ท.Kitima Pinkaew และ Bunjerd Jongsomjit. 2008. Modification of titania having different crystallite sizes and their applications as supports for cobalt catalysts. ม.ป.ท.:Chulalongkorn University;Kitima Pinkaew และ Bunjerd Jongsomjit. Modification of titania having different crystallite sizes and their applications as supports for cobalt catalysts. ม.ป.ท.:Chulalongkorn University, 2008. Print.