@book{
international1979iaea,
title={Radiological Surveillance of Airborne Contaminants in the Working Environment},
series={Safety Series},
number={49},
year={1979},
isbn={92-0-623279-7},
url={http://www.dgdingfa.net/publications/3295/radiological-surveillance-of-airborne-contaminants-in-the-working-environment},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}