Michaeli, Eva, Vladimír Solar, Monika Ivanova, Jozef Vilcek, and Anatoliy Lisnyak. 2017. “The Landscape Structure of the National Nature Reserve «Siva Brada» During 1877 - 2015”. Visnyk of V. N. Karazin Kharkiv National University Series «Еcоlogy», no. 16 (September), 83-90. https://doi.org/10.26565/1992-4259-2017-16-12.