Growe, Anna. “Regionalisation of Knowledge-Based Services: The Change of City-Hinterland Relation Within the German Urban System”. Raumforschung und Raumordnung | Spatial Research and Planning 71, no. 2 (April 30, 2013): 129–142. Accessed August 15, 2026. https://rur.oekom.de/index.php/rur/article/view/735.