B.B. Nikolenko1, D.I. Kuznetsov2, V.A. Podkovkin3, P.B. Popov4, A.N. Nikulina5
1-5 JSC “CNIRTI named after academician A.I. Berg” (Moscow, Russia)
1 bb.nikolemko@gmail.com; 2 utsy@mail.ru; 3 pva.podkovkin@gmail.com; 4 paborpop@gmail.com; 5 alex.post-x@yandex.ru