Mackrodt, Ulrike, and Marlene Lerch. “Planning Is What Planners Do? Turning the Spotlight onto Extra-Departmental Planning Projects”. Raumforschung und Raumordnung | Spatial Research and Planning 75, no. 1 (February 28, 2017): 19–29. Accessed May 5, 2024. https://rur.oekom.de/index.php/rur/article/view/475.