Клевцов, А. А. (2013) “Metamorphic rocks of clastic materials from coal layers in Donets basin”, Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology", 39(1084), pp. 76-78. Available at: https://periodicals.karazin.ua/geoeco/article/view/7560 (Accessed: 21November2024).