SIKORA, J.; KITTEL, P.; WRONIECKI, P. From a point on the map to a shape in the landscape. Non-invasive verification of medieval ring-forts in Central Poland: Rozprza case study. Archaeologia Polona, [S. l.], v. 53, p. 510–514, 2015. Disponível em: https://journals.iaepan.pl/apolona/article/view/388. Acesso em: 7 may. 2024.