MACKIEWICZ, M.; MYŚLECKI, B. Non-invasive research on medieval strongholds in Silesia. Case studies from Borucin (Silesian province) and Chrzelice (Opole province). Archaeologia Polona, [S. l.], v. 53, p. 305–311, 2015. Disponível em: https://journals.iaepan.pl/apolona/article/view/336. Acesso em: 22 nov. 2024.