POLIŃSKI, D. Wood and earth fortresses of the Teutonic Order in the territory of north-eastern Poland. Fasciculi Archaeologiae Historicae, [S. l.], v. 28, p. 33–40, 2015. Disponível em: https://journals.iaepan.pl/fah/article/view/1482. Acesso em: 25 apr. 2024.