Estimating amount and spatial distribution of groundwater recharge in the Iullemmeden basin (Niger) based on 3H, 3He and CFC-11 measurements
Journal article published in 2005 by
J. Rueedi,
Brennwald,
R. Purtschert,
U. Beyerle 
,
M. Hofer,
R. Kipfer
,
M. Hofer,
R. Kipfer
