Ibrahim Abbas, Sabah, and Abbas Salam Khamas. 2019. “Study of the Permittivity, Permeability and Microwave Attenuation of Zinc Ferrites Nanoparticles Prepared by Sol-Gel Methods”. International Journal of Engineering & Technology 7 (4): 7056-62. https://doi.org/10.14419/ijet.v7i4.19985.