Author: Mezhrenionalʹnai︠a︡ nauchno-prakticheskai︠a︡ konferent︠s︡ii︠a︡ "Goroda Srednego Povolzhʹi︠a︡, istorii︠a︡ i sovremennostʹ" (2nd 2014 Ĭoshkar-Ola, Russia)