NAGY, E.; NAGY, G. Changing spaces of knowledge-based business services in Hungary. Hungarian Geographical Bulletin, [S. l.], v. 58, n. 2, p. 101–120, 2009. Disponível em: https://ojs.mtak.hu/index.php/hungeobull/article/view/3151. Acesso em: 1 nov. 2026.