1. Opekunova M (2004) Bioindication of pollution. Saint Petersburg State University Press, Saint Petersburg
2. Rafikova YS, Semenova IN, Drovosekova IV (2014) Detectability of some microelements in Republic Bashkortostan’s population living in the technogeneous biogeochemical areas (Sibay city). Adv Curr Nat Sci 2:36–39 (in Russian)
3. Semenova IN, Abdullina LA, Rafikova YS (2011) Pollution of object of environment in the zone of influence of Buribaevsky mountain-concentrating industrial complex and indicators of disease of the population. Fundam Res 10:558–560 (in Russian)
4. Skalny A (2004) Chemical elements in human physiology and ecology. Publishing House Onyx 21, Moscow
5. Tchuyenkova GA, Askarova ZF, Askarov RA, Denisov EI (2012) The impact of ecologic risk factors in mining cities of South Ural. Prob Social Hyg Health Med Hist 2:13–17 (in Russian)