Author: Mezhvuzovskai︠a︡ nauchno-prakticheskai︠a︡ konferent︠s︡ii︠a︡ "Sovremennye problemy i perspektivy razvitii︠a︡ ėkonomiki i menedzhmenta" (2011 Ri︠a︡zanʹ, Ri︠a︡zanskai︠a︡ oblastʹ, Russia)