Isotope techniques in groundwater hydrology 1974 / International Atomic Energy Agency, Proceedings of a symposium, Vienna, 11-15 March 1974, Vol. I - Vienna: International Atomic Energy Agency, 1974 - 501p. Subjects--Topical Terms: Science Subjects--Index Terms: Geology Isotope techniques Universal Decimal Class. No.: 551.49:621.039.8(082.2) / L4.1