1. Доротяк Ю.Б. Biostratigraphic partition of the Upper Jurassic and Lower Cretaceous (Oxfordian - Lower Berriasian) deposits of the Crimean Mountains for foraminiphers // Visnyk of V. N. Karazin Kharkiv National University, series "Geology. Geography. Ecology". 2018. № 49. C. 49-58.