RACHWAŁ, T.; WIEDERMANN, K.; KILAR, W. The role of industry in economy of European Union regional systems. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 14, p. 31–42, 2009. DOI: 10.24917/20801653.14.4. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/466. Acesso em: 7 may. 2024.