Kirienko, Svetlana, Oleg Didur, Iryna Loza, and Olexandr Pakhomov. 2010. “Influence of Phytophagous Mammals Environment-Forming Activity on the Soil Invertase Fermentative Activity in Conditions of Mining Impact Region”. Acta Agraria Debreceniensis, no. 38 (November): 127-30. https://doi.org/10.34101/actaagrar/38/2772.