1. Agrokhimicheskie metody issledovaniya pochv (Agrochemical Methods for Soils Research), Sokolov, A.V., Ed., Moscow, 1975.
2. Ananyeva, N.D., Susyan, E.A., Ryzhova, I.M., et al., Microbial biomass carbon and the microbial carbon dioxide production by soddy-podzolic soils in postagrogenic biogeocenoses and in native spruce forests of the Southern Taiga (Kostroma oblast), Eurasian Soil Sci.., 2009, vol. 42, no. 9, p. 1029.
3. Bingham, F.T., Costa, M., Eisenberger, E., et al., Nekotorye voprosy toksichnosti ionov metallov (Some Problems of Metal Ions Toxicity), Siegel, A. and Siegel, H., Eds., Moscow, 1993.
4. Vodyanitskii, Yu.N., Ladonin, D.V., and Savichev, A.T., Zagryaznenie pochv tyazhelymi metallami (Soils Pollution by Heavy Metals), Moscow, 2012.
5. Vodyanitskii, Yu.N. and Plekhanova, I.O., Biogeochemistry of heavy metals in contaminated excessively moistened soils (analytical review), Eurasian Soil Sci., 2014, vol. 47, no. 3, p. 153.