You Hongpeng, Shi Chunshan. LUMINESCENCE CENTERS AND VALENCY OF EUROPIUM IONS IN <i>M</i>MgF<sub>4</sub>:Eu (<i>M</i>=Ca,Sr, Ba) SYSTEM[J]. Chinese Journal of Luminescence, 1995,16(3): 224-227
You Hongpeng, Shi Chunshan. LUMINESCENCE CENTERS AND VALENCY OF EUROPIUM IONS IN <i>M</i>MgF<sub>4</sub>:Eu (<i>M</i>=Ca,Sr, Ba) SYSTEM[J]. Chinese Journal of Luminescence, 1995,16(3): 224-227DOI: