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2. Biological Remediation and Monitoring of Industry-Disturbed Lands, compiled by N. V. Lukina, T. S. Chibrik, M. A. Glazyrina, and E. I. Filimonov (Yekaterinburg, 2008) [in Russian].
3. Great Soviet Encyclopedia (Sovetskaya Entsikloped., Moscow, 1969–1978) [in Russian].
4. Yu. N. Vodyanitskii, “The role of iron in the fixation of heavy metals and metalloids in soils: a review of publications,” Eur. Soil Sci. 43(5), 519–532 (2010).
5. Yu. N. Vodyanitskii, D. V. Ladonin, and A. T. Savichev, Soil Contamination with Heavy Metals (Moscow, 2012) [in Russian].