A.E. Shupenev1, V.M. Ryzhakov2, A.R. Aleksandrov3, I.A. Kudashov4, A.G. Grigoryants5

1–5 Bauman Moscow State Technical University (Moscow, Russia)
1 ash@bmstu.ru, 2 vallav033@gmail.com, 3 aleksandrey99@gmail.com,
4 kudashov@bmstu.ru, 5 grigoryants@bmstu.ru