Lavrent’yev, A., Shkumat, P., Kopylova, E. I., Gabrel’yan, B., Sinel’nichenko, A., Zavalii, I. and Khizhun, O. (2025) “ X-ray photoelectron spectra and features of the electronic-energy structure of oxygen-stabilized phases of Zr4Fe2O and Zr4Ni2O ”, Reports of the National Academy of Sciences of Ukraine. Kyiv, Ukraine, (4), pp. 76–81. doi: 10.15407/dopovidi2014.04.076.