Kirschke, Dieter, and Astrid Häger. “Rural Development Policy 2007+”. Raumforschung und Raumordnung | Spatial Research and Planning 65, no. 4 (July 31, 2007): 275–287. Accessed July 20, 2024. https://rur.oekom.de/index.php/rur/article/view/1305.