Kowit Lertwittayanon และผู้แต่งคนอื่นๆ. (2006) Feasibility study on the forming of alumina beads and pellets by agar gelcasting. Chulalongkorn University:ม.ป.ท.Kowit Lertwittayanon และผู้แต่งคนอื่นๆ. 2006. Feasibility study on the forming of alumina beads and pellets by agar gelcasting. ม.ป.ท.:Chulalongkorn University;Kowit Lertwittayanon และผู้แต่งคนอื่นๆ. Feasibility study on the forming of alumina beads and pellets by agar gelcasting. ม.ป.ท.:Chulalongkorn University, 2006. Print.