Hupalo, V. “The Princely City of Zvenyhorod: The State of Conservation, the Concept of Protective Measures and the Prospect of Scientific Research”. Ana­lecta Archa­eolo­gica Res­so­viensia, vol. 13, Dec. 2018, pp. 401-16, doi:10.15584/anarres.2018.13.19.