GÁL, Z.; LUX, G.; ILLÉS, I. Danube Region – Analysis and Long-Term Development Trends of the Macro-Region. Discussion Papers, [S. l.], n. 90, 2013. Disponível em: https://discussionpapers.rkk.hu/index.php/DP/article/view/2534. Acesso em: 13 aug. 2022.