@book{ international1998iaea, title={Design and Implementation of a Radiotherapy Programme: Clinical, Medical Physics, Radiation Protection and Safety Aspects}, series={TECDOC Series}, number={1040}, year={1998}, url={http://www.dgdingfa.net/publications/5337/design-and-implementation-of-a-radiotherapy-programme-clinical-medical-physics-radiation-protection-and-safety-aspects}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }