Ponomaryova, T.S., E.N. Polivkina, R.A. Kenzhebayev, L.A. Nemytova, E.S. Sysoeva, and A.R. Ivanova. “Accumulation of Cs-137 and Sr-90 by Lettuce Culture from Radioactively Contaminated Soils of the Former Semipalatinsk Test Site”. Fundamental and Experimental Biology 108, no. 4 (December 23, 2022): 108–117. Accessed December 1, 2025. https://feb.buketov.edu.kz/bmg-vestnik/article/view/366.