Koval, Ihor. “Princely Halych: Intriguing Prospects for Archaeological Research”. Journal of Vasyl Stefanyk Precarpathian National University 1, no. 4 (December 22, 2014): 60–72. Accessed May 5, 2024. https://journals.pnu.edu.ua/index.php/jpnu/article/view/2297.