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3. Report 47: Measurement of Dose Equivalents from External Photon and Electron Radiations;ICRU,1992
4. Iec 62387–1: Radiation Protction Instrumentation- Passive Integrating Dosimetry Systems for Environmental and Personal Monitoring- Part1: General Characteristics and Performance Requirements;IEC,2007
5. ISO-4037-3, X and gamma reference Radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - Part 3: calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence.