Author: Vserossiĭskai︠a︡ nauchnai︠a︡ konferent︠s︡ii︠a︡ "Voprosy geologii i kompleksnogo osvoenii︠a︡ prirodnykh resursov Vostochnoĭ Azii" (2nd 2012 Blagoveshchensk, Amurskai︠a︡ oblastʹ, Russia)