Havrylenko, V., Dumenko, V. and Polishchuk, I. 2017. The role of the biosphere reserve «Askania-Nova» in preserving the rare fauna of national and international importance. Agricultural Science and Practice. 4, 3 (Dec. 2017), 3-12. DOI:https://doi.org/10.15407/agrisp4.03.003.