RAŹNIAK, P.; DOROCKI, S.; WINIARCZYK-RAŹNIAK, A. World Economic Centres in United States – Present State and Perspectives. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 32, n. 3, p. 116–127, 2018. DOI: 10.24917/20801653.323.7. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/20801653.323.7. Acesso em: 20 apr. 2024.