Kalinkina, N.M., A.I. Sidorova, N.A. Galibina, and K.M. Nikerova. “The Toxicity of Lake Onego Sediments in Connection With the Natural and Anthropogenic Factors Influence”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (June 17, 2015): 124–127. Accessed May 2, 2024. https://journals.ru.lv/index.php/ETR/article/view/246.