Dirksmeier, Peter. “Promotion of Innovation and Administration: The Example of the Free Hanseatic City of Bremen”. Raumforschung und Raumordnung | Spatial Research and Planning 67, no. 4 (July 31, 2009): 308–317. Accessed January 13, 2025. https://rur.oekom.de/index.php/rur/article/view/983.