Sabah M. Ali Ridha,Hussam A. Khader. “XRD and SEM Characteristics of Co-Ni Ferrite Nanoparticles Synthesized Using Sol-Gel Method”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 14, Aug. 2021, pp. 675-87, doi:10.17762/turcomat.v12i14.10334.