Mahmoud A. Elawi, Khalid H. Mahdi, Rasha W. Kleib. INVESTIGATION OF GAMMA-RAYSATTENUATION IN METALLIC POWDERS USING GAMMA- GAMMACOINCIDENCE METHOD. Tikrit J. Pure Sci. [Internet]. 2023 Feb. 3 [cited 2024 May 19];22(12):109-17. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/937