A. Kośko, K. Viktor I., P. Mikhailo, P. Włodarczak, and Żurkiewicz Danuta, “Yampil barrows from the fourth and IIIrd millenium BC in the light of Polish-Ukrainian investigations 2010-2014”, Spraw. Arch., vol. 75, no. 1, pp. 247–281, Dec. 2023.