Zhang Jing-yun, Xu Shu-zhen, Su QiangWang, Qing-yuan, Sun Chang-ying. INVESTIGATION OF THE LUMINESCENT PROPERTES OF Eu<sup>3+</sup> IN Y<sub>2</sub>O<sub>3</sub>-Ri<sub>2</sub>O<sub>3</sub> SYSTEM[J]. Chinese Journal of Luminescence, 1981,2(4): 31-39
Zhang Jing-yun, Xu Shu-zhen, Su QiangWang, Qing-yuan, Sun Chang-ying. INVESTIGATION OF THE LUMINESCENT PROPERTES OF Eu<sup>3+</sup> IN Y<sub>2</sub>O<sub>3</sub>-Ri<sub>2</sub>O<sub>3</sub> SYSTEM[J]. Chinese Journal of Luminescence, 1981,2(4): 31-39DOI: