History of vital parish records in Kolno County – take-over by the civil registration offices in 1949. Miscellanea Historico-Iuridica, [S. l.], v. 16, n. 2, p. 187–206, 2018. Disponível em: https://miscellanea.uwb.edu.pl/article/view/73. Acesso em: 23 apr. 2025.