R.T. Van Balen, R.F. Houtgast, F.M. Van der Wateren and 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, (Aug. 2002), 211-215. DOI:https://doi.org/10.1017/S0016774600022459.