Author: MezhdunarodnaI︠a︡ nauchnai︠a︡ konferent︠s︡ii︠a︡ "Politicheskai︠a︡ i sot︠s︡ialʹno-ėkonomicheskai︠a︡ istorii︠a︡ Zolotoĭ Ordy, XIII-XV vv." (2nd 2011 Kazanʹ, Russia)