00982nam0-22003011i-450-99000110977040332120070201163038.0000110977FED01000110977(Aleph)000110977FED0100011097720001205d1973----km-y0itay50------baengData for protection against ionizing from external sourcesa report by Committee 3 of the ICRP, 1971Oxford [etc.]Pergamon Press1973ICPR publication21Supplement to ICRP publication 15Fisica nucleareTecniche di misura e strumentazione539.77International commission on radiological protection298334ITUNINARICAUNIMARCBK99000110977040332134AII-065.00518457FI1FI1Data for protection against ionizing from external sources337755UNINA