Лісняк, А. А., Д. Вілчек, and Е. Міхаелі. “REGULARITIES OF ECOLOGOCAL DIFFERENTIATION OF THE SOILS COVER IN THE EAST-SLOVAKIAN LOWLANDS”. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 1104, Jan. 2015, pp. 111-6, https://periodicals.karazin.ua/ecology/article/view/1098.