Веклич, О.Д. 2020. Biostratigraphic division of the Maastrichtian deposits of the northern outskirts of Donbas by foraminifers. Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology". 52 (Jul. 2020), 24-34. DOI:https://doi.org/10.26565/2410-7360-2020-52-02.