Vladimir V. Napolskikh 1 Ural Federal University
Ekaterinburg, Russia 2 Russian Academy of National Economy and Public Administration
under the President of the Russian Federation
Moscow, Russia
Vladimir V. Napolskikh
Udmurt State University
Izhevsk, Russia
Kazan (Volga Region) Federal University
A. Khalikov Institute of Archaeology of the Academy of Sciences
of the Republic of Tatarstan
Kazan, Russia