@book{ international1999iaea, title={Safety Measures to Address the Year 2000 Issue at Medical Facilities which Use Radiation Generators and Radioactive Materials}, series={TECDOC Series}, number={1074}, year={1999}, url={http://www.dgdingfa.net/publications/5779/safety-measures-to-address-the-year-2000-issue-at-medical-facilities-which-use-radiation-generators-and-radioactive-materials}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }