1. Inert gases in groundwater from the Bunter Sandstone of England as indicators of age and palaeoclimatic trends;Andrews;J. Hydrol.,1979
2. Dissolved conservative gases in sea-water;Bieri,1974
3. Study of a dolomitic aquifer with carbon-14 and tritium;Bredenkamp,1970
4. Soil air pressure and water infiltration under border irrigation;Dixon,1972
5. Gas concentrations and ages of groundwaters in Beaufort group sediments, South Africa;Heaton;Water S. Afr.,1979