Lan, N., 		Kien, N., 		Thang, C., & 		Tung, N.
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 Analysis of the Structure and Luminescence Properties  of Sr3Y2Ge3O12:0.05Eu3+ (SYGO:Eu3+) According  to Judd–ofelt Theory.
<em>VNU Journal Of Science: Mathematics - Physics, 39</em>(3).
doi:10.25073/2588-1124/vnumap.4800