Huttenloher, C. 2001. INTERREG Rhine-Meuse Activities: An initiative for transnational high water prevention in the Rhine and Meuse area. Raumforschung und Raumordnung | Spatial Research and Planning. 59, 5-6 (Sep. 2001), 359–369. DOI:https://doi.org/10.1007/BF03183037.