1. Sun, Y., Ding, Y.C., Cheng, W., and Wang, X., J. Hazard. Mater., 2014, vol. 280, pp. 399–408.
2. Edeltraud, H.R. and Rafat, W., Appl. Clay Sci., 2012, vols. 65–66, pp. 6–13.
3. Bigham, J.M. and Schulze, D., Iron oxides, Soil Mineralogy with Environmental Applications, Dixon, J.B., and Schulze, D.G., Eds., Madison: Soil Science Society of America Book Ser., 2002.
4. Zidan, I.H., Sedimentol. Egypt, 2013, vol. 2, pp. 55–67.
5. Gupta, C.K. and Singh, H., Uranium Resource Processing: Secondary Resources, Mumbai: Bhabha Atomic Research Centre, 2001.