Y. V. Kovtun, A. I. Skibenko, E. I. Skibenko, and Y. V. Siusko, “Specific Features of Microwave Methods for Dusty Plasma Diagnostics. I. Dielectric Permittivity, Refractive and Absorption Indices”, Ukr. J. Phys., vol. 64, no. 5, p. 380, Jun. 2019.