Khwedim, K. ., Ahmed, M. T. ., & Najemalden, M. A. . (2022). Survey of Some Heavy Metals and Radioactivity in the Dust in A Selected Area in Kirkuk Governorate- Northern Iraq. Iraqi Journal of Science, 63(9), 3817-3824. https://doi.org/10.24996/ijs.2022.63.9.14