Blotevogel, Hans Heinrich, and Tobias Scholz. “Perspectives and Changes in Planning Education: The Case Study Technische Universität Dortmund, School of Spatial Planning”. Raumforschung Und Raumordnung | Spatial Research and Planning, vol. 66, no. 6, Nov. 2008, pp. 519–532, https://doi.org/10.1007/BF03183152.