A.F. Nadeev - Dr.Sc. (Phys.-Math.), Professor, Kazan National Research Technical University named after A.N. Tupolev. E-mail: nad15@mail.ru
D.R. Rakhimov - Post-graduate Student, Engineer, Kazan National Research Technical University named after A.N. Tupolev. E-mail: Rakhimovdamir05@gmail.com
R.R. Zulkharneev - Post-graduate Student, Engineer, Kazan National Research Technical University named after A.N. Tupolev. E-mail: irtos@irz.ru