Langhagen-Rohrbach, Christian. “Actual Logistics—Spatial Requirements and Challenges for Regional Development”. Raumforschung und Raumordnung | Spatial Research and Planning 70, no. 3 (June 30, 2012): 217–227. Accessed September 14, 2026. https://rur.oekom.de/index.php/rur/article/view/853.