@book{ international1992iaea, title={Isotopes of Noble Gases as Tracers in Environmental Studies}, series={Panel Proceedings Series}, year={1992}, isbn={92-0-100592-X}, url={http://www.dgdingfa.net/publications/3730/isotopes-of-noble-gases-as-tracers-in-environmental-studies}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }