@book{ international2002iaea, title={Postgraduate Educational Course in Radiation Protection and the Safety of Radiation Sources}, series={Training Course Series}, number={18}, year={2002}, url={http://www.dgdingfa.net/publications/6636/postgraduate-educational-course-in-radiation-protection-and-the-safety-of-radiation-sources}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }
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