Mamysheva М. V., and Darbayeva Т. Е. “The Environmental Assessment of the Current State Oak of Middle Reaches of the Ural River Within the West- Kazakhstan Region”. Experimental Biology 60, no. 2 (April 10, 2015): 85–89. Accessed July 22, 2024. https://bb.kaznu.kz/index.php/biology/article/view/130.