R.T. Van Balen, R.F. Houtgast, F.M. Van der Wateren, & J. Vandenberghe. (2002). Neotectonic evolution and sediment budget of the Meuse catchment in the Ardennes and the Roer Valley Rift System. Netherlands Journal of Geosciences, 81, 211-215. https://doi.org/10.1017/S0016774600022459