Zaulychnyy, Y. V., Yavorskyi, Y. V., Gun'ko V. М., Zarko, V. I., lkiv, V. Y., Karpetz М. V., & Kotsyubynsky V. О. (2015). Mechanical Activation of Mixtures SiO2/γ-Fe2O3 and its Impact on the Distribution of Valence Electrons. Physics and Chemistry of Solid State, 16(1), 55–61. https://doi.org/10.15330/pcss.16.1.55-61