01085nam a2200265 i 450099100121870970753620020507113027.0970308s1960 uk ||| | eng b10190107-39ule_instLE00644099ExLDip.to Fisicaita53.9.788RA1231International Commission on Radiological Protection298334Report of Committee 3 on protection again X-rays up to energies of 3 MeV and Beta- and gamma-rays from sealed sources /ICRPOxford :Pergamon,196084 p. ;25 cm.ICRP Publications ;3Radiation protection.b1019010717-02-1727-06-02991001218709707536LE006 53.9.7 ICR12006000056120le006-E0.00-l- 00000.i1023458527-06-02Report of Committee 3 on protection again X-rays up to energies of 3 MeV and Beta- and gamma-rays from sealed sources189914UNISALENTOle00601-01-97ma -enguk 01