KASZTELAN, Armand. A comparative analysis of Lubelskie and Kujawsko-Pomorskie voivodships in the context of environmental competitiveness of regions. Bulletin of Geography. Socio-economic Series, [S. l.], n. 23, p. 87–96, 2014. DOI: 10.1515/bog-2014-0006. Disponível em: https://apcz.umk.pl/BGSS/article/view/bog-2014-0006. Acesso em: 8 jul. 2025.