“REGULARITIES OF ECOLOGOCAL DIFFERENTIATION OF THE SOILS COVER IN THE EAST-SLOVAKIAN LOWLANDS”. 2015. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 1104 (January): 111-16. https://periodicals.karazin.ua/ecology/article/view/1098.