A.M. Namestnikov - Ph.D. (Eng.), assistant professor Department of Information Systems, Ulyanovsk State Technical University. E-mail: nam@ulstu.ru
R.A. Subkhangulov - post-graduate student, Department of Information Systems, Ulyanovsk State Technical University. E-mail: subkhangulov-ruslan@yandex.ru

V.G. Lyalikova1, М.М. Bezryadin2, D.Yu. Golovanov3

1–3 Voronezh state university (Voronezh, Russia)

1 vikalg@yandex.ru, 2 maickel@yandex.ru, 3 dmitry.golovanov.1988@gmail.com

S.Ia. Krivolapov1, E.D. Solovyov2

1,2 Financial University under the Government of the Russian Federation (Moscow, Russia)
1skrivolapov@fa.ru, 2solzhen@inbox.ru