“Theoretical and Experimental Evaluation of Particle Size Effect of Iron , Cobalt ,and Nickel Powders Suspended in Al Dura Oil on XRF Intensities”. Baghdad Science Journal 4, no. 3 (September 1, 2007): 475–481. Accessed June 19, 2025. https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/827.