MOHAMMAD, L. A.; ALI, M. H. Determination attenuation coefficient and scattering of gamma ray in tissue-equivalent material. International journal of health sciences, [S. l.], v. 6, n. S4, p. 4187–4195, 2022. DOI: 10.53730/ijhs.v6nS4.9072. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/9072. Acesso em: 20 may. 2025.