SZYMAŃSKA, Daniela; GRZELAK-KOSTULSKA, Elżbieta; HOŁOWIECKA, Beata. Polish Towns and the Changes in Their Areas and Population Densities. Bulletin of Geography. Socio-economic Series, [S. l.], n. 11, p. 15–29, 2009. DOI: 10.1515/v10089-008-0018-2. Disponível em: https://apcz.umk.pl/BGSS/article/view/v10089-008-0018-2. Acesso em: 29 jan. 2025.