Utkina , K. B., and G. V. Titenko. “International Cooperation of the Karazin Institute of Environmental Sciences: Activity and Outputs”. Visnyk of V. N. Karazin Kharkiv National University Series «Еcоlogy», no. 24, June 2021, pp. 146-8, doi:10.26565/1992-4259-2021-24-15.