1. What degree of accuracy is required and can be achieved in photon and neutron therapy;Mijnheer;Radiother. Oncol.,1987
2. Accuracy requirements and quality assurance of external beam therapy with photons and electrons;Brahme;Acta Oncol.,1988
3. Prescribing, Recording, and Reporting Photon Beam. ICRU Report 50,1993
4. Quality Assurance in Radiotherapy,1988
5. Dissemination, transfer and intercomparison in radiotherapy dosimetry;Svensson,1993