Vlasenko, Evgenii K., George V. Yuvs, Tatyana N. Rybina, Olga M. Klimovich, Elena L. Berdina, Victor A. Stelmakh, Aliaksei G. Sysa, and Vladimir N. Gapanovich. “Toxicological Asessment of a Dietary Supplement Based on Erbium and Europium Chlorides by Intragastric Administration to White Rats”. Journal of the Belarusian State University. Ecology, no. 3December 23, 2020: 68-73. Accessed May 12, 2025. https://journals.bsu.by/index.php/ecology/article/view/3605.