OLSZACKI, T.; RÓŻAŃSKI, A. Residential tower of the Koło castle in the light of the latest archaeological research. Archaeologia Historica Polona, [S. l.], v. 29, p. 91–112, 2022. DOI: 10.12775/AHP.2021.006. Disponível em: https://apcz.umk.pl/AHP/article/view/41963. Acesso em: 23 kwi. 2024.