P. F. Denisenko - Dr.Sc. (Phys.-Math.), Professor, Head of Radio Physics and Space Researches Department of Scientific Research Institute of Physics, Southern Federal University. E-mail: denis@ip.sfedu.ru
A. I. Skazik - Ph.D. (Phys.-Math.), Associate Professor, Head of the Space Plasma Electrodynamics Laboratory of Scientific Research Institute of Physics, Southern Federal University. E-mail: askazik@mail.ru