Prister, B., V. Slavov, and V. Bidenko. 2015. “Influence of Copper, Cobalt and Iodine Microelements on the Exchange of 137Cs in the Cows Organisms at Different Physiological States”. Agricultural Science and Practice 2 (3), 32-41. https://doi.org/10.15407/agrisp2.03.032.