Jawad, Enas A ., Mustafa K. Jassim, and Huda M . Tawfeek. 2017. “Theoretical Calculations For Sputtering Yield of Iron Bombarding by (H, D, T, He) Ions”. Ibn AL-Haitham Journal For Pure and Applied Sciences 27 (2): 144-57. https://jih.uobaghdad.edu.iq/index.php/j/article/view/338.