Y. Zaulychnyy, “The Relationship Between the Distribution of Valence Electrons and Electrochemical Properties of Mixtures α-Fe2O3/Al2O3, α-Fe2O3/SiO2 and γ-Fe2O3/SiO2 Before and After Mechanical Activation Synthesis”, Phys.Chem.Sol.State, vol. 16, no. 4, pp. 679–684, Dec. 2015.