Zeyad, Z. and AL-Fatlawy, Y. F. K. (2018) “Evaluation of Natural Radioactivity in Granite and Marble used as Flooring Materials in Baghdad Province/ Iraq”, Iraqi Journal of Science, 59(3A), pp. 1183-1188. Available at: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/454 (Accessed: 1December2021).