Fatjejev, A.I., and E.B. Smirnova. “The System for Assessment of Anthropogenic Contaminated Soils on Heavy Metals Content”. AgroChemistry and Soil Science 87 (October 1, 2018): 29–34. Accessed July 16, 2026. https://agrochemsoilsci.org/index.php/journal/article/view/116.