Evaluation of Natural Radioactivity in Granite and Marble used as Flooring Materials in Baghdad Province/ Iraq. Iraqi Journal of Science, [S. l.], v. 59, n. 3A, p. 1183–1188, 2018. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/454.. Acesso em: 7 apr. 2025.