Hupalo, Vira. “The Princely City of Zvenyhorod: The State of Conservation, the Concept of Protective Measures and the Prospect of Scientific Research”. Analecta Archaeologica Ressoviensia 13 (December 14, 2018): 401–416. Accessed April 10, 2025. https://journals.ur.edu.pl/anarres/article/view/56.