Chansak Sukkaew และ Wimonrat Trakrnpruk. (2005) Synthesis of nickel/magnesium/zirconium mixed oxide, catalysts by co-precipitation method. Chulalongkorn University:ม.ป.ท.Chansak Sukkaew และ Wimonrat Trakrnpruk. 2005. Synthesis of nickel/magnesium/zirconium mixed oxide, catalysts by co-precipitation method. ม.ป.ท.:Chulalongkorn University;Chansak Sukkaew และ Wimonrat Trakrnpruk. Synthesis of nickel/magnesium/zirconium mixed oxide, catalysts by co-precipitation method. ม.ป.ท.:Chulalongkorn University, 2005. Print.