Nechytailo, P. O., et al. “ARCHAEOLOGICAL RESEARCH ON THE TERRITORY OF THE NORTHERN BASTION OF THE OLD CASTLE (PILNA GATE) IN KAMIANETS-PODILSKYI IN 2019”. Archaeology and Early History of Ukraine, vol. 43, no. 2(43), June 2022, pp. 211-24, doi:10.37445/adiu.2022.02.15.