Usenko, O.V. “The Use of the Material Composition of Rocks for the Correlation of the Stratigraphic Units of the Ukrainian Shield”. Reports of the National Academy of Sciences of Ukraine, no. 9 (April 24, 2024): 49–59. Accessed April 17, 2026. https://nasu-periodicals.org.ua/index.php/dp/article/view/2468.