Tobratov, Sergei, and Olga Zheleznova. “The Biogenic and Pyrogenic Factors of Heavy Metal and Radionuclide Accumulation in the Peat Soil of the Central Part of the East European Plain”. Amazonia Investiga 8, no. 20 (June 25, 2019): 63-79. Accessed May 23, 2024. https://www.amazoniainvestiga.info/index.php/amazonia/article/view/65.