Abdil Majeed, Ahmed R. 2017. “Studying of Structural Properties of ZnxNi1-X-yCuyFe2O4 Spinel Ferrite Using XRD Powder”. Ibn AL-Haitham Journal For Pure and Applied Sciences 27 (3):164-69. https://jih.uobaghdad.edu.iq/index.php/j/article/view/274.