Devi, N. S., M. R. Shiekh, L. R. Singh, and A. N. Singh. “Effect of Eu³⁺ Ion on the Optical and Photoluminescence Properties of Chemically Synthesized CaF<sub>2</Sub> Nanoparticles”. Journal of Scientific Research 16, no. 3 (September 2, 2024): 745–756. Accessed November 21, 2024. https://banglajol.info/index.php/JSR/article/view/72000.