@book{ international2005iaea, title={Derivation of Activity Concentration Values for Exclusion, Exemption and Clearance}, author={ }, series={entity}, number={44 }, year={2005}, isbn={92-0-113104-6 }, url={/publications/7131/derivation-of-activity-concentration-values-for-exclusion-exemption-and-clearance }, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY }, address={Vienna} }