SCHÖNERT, Matthias; WILLMS, Werner. The media sector in regional development strategies: Discussion about the Location of the 20 Largest German cities. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 59, n. 5-6, p. 412–426, 2001. DOI: 10.1007/BF03183042. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1509. Acesso em: 25 sep. 2026.