@book{
      international2008iaea,
      title={Transition from 2-D Radiotherapy to 3-D Conformal and Intensity Modulated Radiotherapy},
      author={ },
      series={entity},
      number={1588 },
      year={2008},
      isbn={978-92-0-104008-4 },
      url={/publications/7907/transition-from-2-d-radiotherapy-to-3-d-conformal-and-intensity-modulated-radiotherapy },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }