Khatun, R., Saadat, A., Ahasan, M. and Akter, S. 2013. Assessment of Natural Radioactivity and Radiation Hazard in Soil Samples of Rajbari District of Bangladesh. Jahangirnagar University Environmental Bulletin. 2, (Sep. 2013), 1–8. DOI:https://doi.org/10.3329/jueb.v2i0.16324.