Penetration of Gamma Rays From Isotropic Sources Through Aluminum and Concrete [by] Martin J. Berger and Lewis V. Spencer.; NBS Technical Note 11
![Penetration of Gamma Rays From Isotropic Sources Through Aluminum and Concrete [by] Martin J. Berger and Lewis V. Spencer.; NBS Technical Note 11](/image/97/81/01/34/69/91/6/9781013469916.webp)
Penetration of Gamma Rays From Isotropic Sources Through Aluminum and Concrete [by] Martin J. Berger and Lewis V. Spencer.; NBS Technical Note 11