1. Blagodatskaya, E.V. and Anan’eva, N.D., Assessment of the resistance of soil microbial communities to pollutants, Eurasian Soil Sci., 1996, vol. 29, no. 11, pp. 1251–1255.
2. Volgin, D.A., Heavy metals background level and content in soil covering of Moscow Region, Vestn. Mosk. Obl. Gos. Univ., Estestv. Nauki, 2009, no. 3, pp. 90–95.
3. Vorobeichik, E.L. and Kozlov, M.V., Impact of point polluters on terrestrial ecosystems: methodology of research, experimental design, and typical errors, Russ. J. Ecol., 2012, vol. 43, no. 2, pp. 89–96.
4. Dobrovol'skii, V.V., Osnovy biogeokhimii (Biogeochemistry Foundations), Moscow: Akademia, 2003.
5. Zyrin, N.G., Malakhova, S.G., and Stasyuk, N.V., Impaktnoe zagryaznenie pochv metallami i ftoridami (Soils’ Impact Pollution by Metals and Fluorides), Leningrad: Gidrometeoizdat, 1986.