Seminko, V. V., P. O. Maksimchuk, N. V. Kononets, E. N. Okrushko, I. I. Bespalova, A. A. Masalov, Y. V. Malyukin, and Y. I. Boyko. “Luminescence of F0 Centers in CeO2 Nanocrystals”. Journal of V. N. Karazin Kharkiv National University. Series Physics, no. 24, Sept. 2017, pp. 20-23, https://periodicals.karazin.ua/physics/article/view/9200.