1. The extension of Lake Chad at about 18,000 yr BP;Adams;Zeitschrift fur Gletscherlunge und Glazialgeologie,1985
2. Interpretation of dissolved atmospheric noble gases in natural waters;Aeschbach-Hertig;Water Resources Research,1999
3. Production of CO2 in the capillary fringe of a deep phreatic aquifer;Affek;Water Resources Research,1998
4. La recherche du pic de tritium thermonucléaire en zone non saturée profonde sous climat semi-aride pour la mesure de la recharge des nappes: première application au Sahel;Aranyossy;Comptes Rendus de l'Academie des Sciences Paris,1992
5. Application of the chlorine-36 method for the investigation of the infiltration conditions and evolution of the deep groundwaters of multilayer aquifer systems of the Great Hungarian plain;Balderer,1997