Ahmed R. Arman, Mohamed H. Essai, and A.A. Ebnalwaled. “Synthesis and Characterization of LaCu0.25Mn0.75O3-δ Nanoparticles Perovskite Materials”. Journal of Material Science and Technology Research, vol. 6, Oct. 2019, pp.  84-88, doi:10.31875/2410-4701.2019.06.10.