Loan, Trinh Thi, Nguyen Ngoc Long, and Le Hung Cuong. “Synthesis and Photoluminescent Property of \(\text{MgO:Cr}^{3+}\) Powders”. Communications in Physics 22, no. 3 (October 31, 2012): 239. Accessed March 29, 2024. https://vjs.ac.vn/index.php/cip/article/view/444.