Oranuch Yayapao และ Titipun Thongtem. (2011) Characterization of tungsten oxide nanostructure synthesized by hydrothermal method/. Chiang Mai University,:ม.ป.ท.Oranuch Yayapao และ Titipun Thongtem. 2011. Characterization of tungsten oxide nanostructure synthesized by hydrothermal method/. ม.ป.ท.:Chiang Mai University,;Oranuch Yayapao และ Titipun Thongtem. Characterization of tungsten oxide nanostructure synthesized by hydrothermal method/. ม.ป.ท.:Chiang Mai University, 2011. Print.