Determination of Atomic Number Exponent for Elemental Absorber at Am– 241 Energy in X–Ray Attenuation Experiments. Al-Nahrain Journal of Science, [S. l.], v. 15, n. 3, p. 95–100, 2012. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/812.. Acesso em: 25 nov. 2024.