Hayder Ahmed Hasaan, Zeki Abd-Jaber Algaisy, Omer Mhommod Marbit, Hadi Mohmmed Jaber, and Takrid M. Nfae, “Assessment of Radioactivity for Selected Regions in Wasit and Al-Anbar Governorates ”, JMAUC, vol. 3, no. 2, pp. 5-16, Dec. 2011.