Nithinart Chitpong และ Bunjerd Jongsomjit. (2007) Characteristics and catalytic properties of boron-modifed zirconia-supported cobalt catalyst for carbon monoxide hydrogenation. Chulalongkorn University:ม.ป.ท.Nithinart Chitpong และ Bunjerd Jongsomjit. 2007. Characteristics and catalytic properties of boron-modifed zirconia-supported cobalt catalyst for carbon monoxide hydrogenation. ม.ป.ท.:Chulalongkorn University;Nithinart Chitpong และ Bunjerd Jongsomjit. Characteristics and catalytic properties of boron-modifed zirconia-supported cobalt catalyst for carbon monoxide hydrogenation. ม.ป.ท.:Chulalongkorn University, 2007. Print.