Author: Regionalʹnai︠a︡ nauchno-prakticheskai︠a︡ konferent︠s︡ii︠a︡ "Nizhnetavdinskiĭ raĭon, istorii︠a︡ i perspektivy razvitii︠a︡ (2008 Nizhni︠a︡i︠a︡ Tavda, Russia)