A.G. Gudkov1, V.F. Los2, I.A. Sidorov3, I.O. Porokhov4

1, 3 Bauman Moscow State Technical University (Moscow, Russia)
2 Hyperion Ltd. (Moscow, Russia)
4 Patrice Lumumba Peoples' Friendship University of Russia (Moscow, Russia)
1 profgudkov@gmail.com, 2 lvf1938@mail.ru, 3 igorasidorov@yandex.ru, 4 porokhov60@mail.ru