V.I. Zhulev1, T.A. Zhilnikov2, A.A. Zhilnikov3

1 FSBEI HE Ryazan State Radio Engineering University named after V.F. Utkin (Ryazan, Russia)

2,3 The Academy of the Federal Penitentiary Service of Russia (Ryazan, Russia)

1 zhulev.v.i@rsreu.ru, 2 quadrus02@mail.ru, 3 ark9876@mail.ru