Koketayev Т., Kim, L., Tagaeva, B. and Baltabekov А. (2008) “THE OPTICAL AND RADIATING PROPERTIES KDP ACTIVATED BY IONS OF THALLIUM”, Recent Contributions to Physics, 2008(1), pp. 68–74. Available at: https://bph.kaznu.kz/index.php/zhuzhu/article/view/1463 (Accessed: 9 February 2026).