Ryabikin, Y., B. Baitimbetova, I. Lebedev, and Serikkanov А. “Study of the Dependence of the Parameters of the EPR Signal of a Carbon Film on Substrates of Quartz, Glass, and Silicon at Different Orientations Relative to the Magnetic Field”. Combustion and Plasma Chemistry, vol. 17, no. 3, July 2023, pp. 184-8, doi:10.18321/cpc325.