KILAR, W. Spatial Concentration of IT Corporation Headquarters. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 25, p. 56–80, 2014. DOI: 10.24917/20801653.25.4. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/1679. Acesso em: 5 may. 2024.