1. МатвєєвA.В., Шоміна А.Д., Колосова І.В., Синєгубка В.В. Micropaleontological characteristics of the campanian-maastrichtian sediments in the Oskol river basin // Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology". 2016. № 44. C. 35-44.