Bekhter, A., and K. Śmigielski. 2019. “Negative Effects of Chemicals Used Against Potato Pathogens on the Natural Environment”. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 20 (June), 128-34. https://doi.org/10.26565/1992-4259-2019-20-12.