@book{
international2007iaea,
title={Notification and Authorization for the Use of Radiation Sources},
series={TECDOC Series},
number={1525},
year={2007},
isbn={92-0-112906-8},
url={http://www.dgdingfa.net/publications/7626/notification-and-authorization-for-the-use-of-radiation-sources},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}