GÖDDECKE-STELLMANN, Jürgen. European Urban Knowledge Network — EUKN. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 64, n. 1, p. 46–48, 2006. DOI: 10.1007/BF03183106. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1416.. Acesso em: 15 jun. 2024.