Reference
- BEGEMANN, F., and W. F. LIBBY., 1957, Continental water balance groundwater inventory and storage time, surface Ocean mixing rates and worldwide water circulation patterns from cosmic-ray and bomb tritium. Geochim. & Cosmochim. Acta, 12, 277–296.
- BROWN, R. M., 1961, Hydrology of tritium in the Ottawa Valley. Geochim. & Cosmochim. Acta, 21, 199–216.
- ERIKSSON, E., 1958, The possible use of tritium for estimating groundwater storage. Tellus, 10, 472–478.
- ERIKSSON, E., 1961, Natural reservoirs and their characteristics. Geofisica International, I (2), 27-43, Mexico.