D. Tolekov, “Mechanisms of intrinsic and impurity electron-hole trapping centers in K_3 Y〖(SO_4)〗_3-Eu and LiY〖(SO_4)〗_2-Eu double cation phosphors”, Eur. J. Phys. Funct. Mater., vol. 8, no. 3, Mar. 2026, Accessed: Mar. 10, 2026. [Online]. Available: https://ephys.kz/index.php/journal/article/view/286