Assessment natural radioactivity of marl as raw material at Kufa Cement Quarry in Najaf Governorate. Iraqi Journal of Science, [S. l.], v. 55, n. 2A, p. 454–462, 2023. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11700.. Acesso em: 19 may. 2024.