GORCZYCA, Krzysztof. The Kleczew enclave of the Kujavian long barrows. An overview. Folia Praehistorica Posnaniensia, [S. l.], v. 13, p. 117–131, 2018. DOI: 10.14746/fpp.2005.13.09. Disponível em: https://pressto.amu.edu.pl/index.php/fpp/article/view/15756. Acesso em: 20 grudz. 2024.