Медведєв, В. М., and Г. В. Тітенко. “Present-Day Information on the State of Soil Covering in EU Countries and Ukraine”. Visnyk of V. N. Karazin Kharkiv National University series «Еcоlogy», no. 16 (September 8, 2017): 9-17. Accessed April 20, 2024. https://periodicals.karazin.ua/ecology/article/view/9072.