Tobratov, S. A., y O. S. Zheleznova. «Transformation of the Biogeochemical Flows of Mercury in the Ecosystems of Abandoned Agricultural Lands in Russia». Amazonia Investiga, vol. 8, n.º 23, octubre de 2019, pp. 804-20, https://www.amazoniainvestiga.info/index.php/amazonia/article/view/935.