Zayir, Y. M., Ahmedzeki, N. S., Nafae, T. M., Zaidan, W., Samad, O., & Bou Khozam, R. (2016). Radiological Assessment and Mechanical Separation of NORM Contaminated Soil from Iraqi Oil Fields. Iraqi Journal of Chemical and Petroleum Engineering, 17(2), 25-35. https://doi.org/10.31699/IJCPE.2016.2.4