For citations:
Kolesnikov S.I., Varduni V.M., Timoshenko A.N., Denisova T.V., Kazeev K.Sh., Akimenko Yu.V. Estimation of Ecotoxicity of Nanoparticles of Cobalt, Copper, Nickel and Zinc Oxides on Biological Indicators of the State of Ordinary Chernozem. South of Russia: ecology, development. 2020;15(1):130-136. (In Russ.) https://doi.org/10.18470/1992-1098-2020-1-130-136