FÜRST, D. Metropolitan regions, knowledge regions and governance. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 66, n. 3, p. 219–229, 2008. DOI: 10.1007/BF03183158. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1251. Acesso em: 28 sep. 2023.