Smetana, O.M., M.G. Smetana, and O.O. Krasova. 2009. “The Regularity of Soils and Vegetation Cover Spacil Allocation in Gorge "Zelena" Of River System in Ingulets River Basin”. Plant Introduction 41 (March), 80-90. https://doi.org/10.5281/zenodo.2556397.