“On the Paleobotanical Characteristic of the Mospino Formation (middle Carboniferous, Donets Basin)”. Visnyk of V. N. Karazin Kharkiv National University. Series Geology. Geography. Ecology, no. 51, Jan. 2020, pp. 67-82, https://doi.org/10.26565/2410-7360-2019-51-05.