Lyalko, V. I., L.A. Elistratova, and Аpostolov A.А. “Use of ID-Index for Revealing a Probable Transformation of Ecosystems in Typical Landscape-Climatic Zones of Ukraine at the Modern Climate”. Reports of the National Academy of Sciences of Ukraine, no. 3 (March 28, 2015): 94–99. Accessed July 11, 2026. https://nasu-periodicals.org.ua/index.php/dp/article/view/14128.