Radiological survey of the Belgian upper part of the Meuse River: Report on the triennal low water period, september 1992
Vangelder, E.; Kirchmann, R.; Vanmarcke, H.; Govaerts, P. (1994). Radiological survey of the Belgian upper part of the Meuse River: Report on the triennal low water period, september 1992. CEN-SCK: Mol. 52 pp.