RACZYK, A.; DOBROWOLSKA-KANIEWSKA, H. Spatial distribution of economic entities and their classification according to technology levels in the Dolnośląskie voivodship. Bulletin of Geography. Socio-economic Series, [S. l.], n. 7, p. 15–29, 2007. DOI: 10.1515/2441. Disponível em: https://apcz.umk.pl/BGSS/article/view/2441. Acesso em: 27 apr. 2024.