Matveevich Mazurkin, Peter. “Ecological Methods of Assessing the Quality of the Environment in the Fluctuating Asymmetry of Birch Leaves”. Discoveries in Agriculture and Food Sciences 6, no. 3 (July 12, 2018): 19. Accessed November 23, 2024. http://116.203.177.230/index.php/TNC/article/view/4874.