Thapanan Putta และผู้แต่งคนอื่นๆ. (2009) Photocatalytic characteristics of titanium dioxide doped with various elements and hydrothermal treatment under visible-light activation. Chulalongkorn University:ม.ป.ท.Thapanan Putta และผู้แต่งคนอื่นๆ. 2009. Photocatalytic characteristics of titanium dioxide doped with various elements and hydrothermal treatment under visible-light activation. ม.ป.ท.:Chulalongkorn University;Thapanan Putta และผู้แต่งคนอื่นๆ. Photocatalytic characteristics of titanium dioxide doped with various elements and hydrothermal treatment under visible-light activation. ม.ป.ท.:Chulalongkorn University, 2009. Print.