Overbeck, Gerhard, Petra Sommerfeldt, Stefan Köhler, and Jörn Birkmann. 2009. “Climate Change and Regional Planning: Results of a Survey by the ARL’s Working Group on Climate Change and Spatial Planning”. Raumforschung Und Raumordnung | Spatial Research and Planning 67 (2): 193–203. https://doi.org/10.1007/BF03185706.