@book{
international2012iaea,
title={Worldwide Laboratory Comparison on the Determination of Trace Elements in IAEA-452 Biota Sample},
series={Analytical Quality in Nuclear Applications Series},
number={23},
year={2012},
url={http://www.dgdingfa.net/publications/8749/worldwide-laboratory-comparison-on-the-determination-of-trace-elements-in-iaea-452-biota-sample},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}