@book{
international2001iaea,
title={Isotope Techniques in Water Resource Investigations in Arid and Semi-arid Regions},
series={TECDOC Series},
number={1207},
year={2001},
url={http://www.dgdingfa.net/publications/6058/isotope-techniques-in-water-resource-investigations-in-arid-and-semi-arid-regions},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}