@book{
international2013iaea,
title={Application of Isotope Techniques for Assessing Nutrient Dynamics in River Basins},
series={TECDOC Series},
number={1695},
year={2013},
isbn={978-92-0-138810-0},
url={http://www.dgdingfa.net/publications/8963/application-of-isotope-techniques-for-assessing-nutrient-dynamics-in-river-basins},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}