00526cam a22001937a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001600102100002300118245006600141260004800207300002000255650002000275710003700295CHAP20220329133935.0971013s                r     00010     d  a12968  a13940  a18013  cCHAP  a539.722bG600aGodstein, Herbert.14aThe attenuation of gamma rays and neutrons in reactor shields  a(s.l.) :bAtomic Energy Commission,c(s.a.)  a295 p.b: ilus.14aRadioactividad.0 aE.U.A. Atomic Energy Commission.