1. Quantification of aquifer recharge distribution using environmental isotopes and regional hydrochemistry;Adar,1984
2. Comparison of oxygen-18 and deuterium distribution in rainfall, runoff and groundwater in small semi-arid basin: The Aravaipa Valley in the Sonora Desert, Arizona;Adar,1987
3. Estimation of spatial recharge distribution using environmental isotopse and hydrochemical data, I. Mathematical model and application to synthetic data;Adar;J. Hydrol.,1988
4. Water balance study in the Aravaipa watershed, Arizona;Arad;Final Report to the George Whittel Wildlife Preserve, University of Arizona, Tucson, Ariz., Water Resour. Cent.,1981
5. Groundwater residence times and discharge rates using discrete-state compartment model and 14C data;Campana;J. Hydrol.,1984