1. Oxygen and hydrogen isotopic ratios in groundwater and river waters from India;Bhattacharya,1985
2. Isotopic variation in meteoric waters;Craig;Science,1961
3. Stable isotopes in precipitation;Dansgaard;Tellus,1964
4. Deuterium and oxygen-18 studies in ground water of Delhi area, India;Das;J. Hydrol.,1988
5. Precipitation, groundwater and surface water. Palaeoclimates and palaeowaters: collection of environmental isotope studies;Gat,1983