Columbia subject headings:
Kaluga (Kaluzhskai︠a︡ oblastʹ, Russia)--Biography.
Kaluga (Kaluzhskai︠a︡ oblastʹ, Russia)--Genealogy.
Harvard subject headings:
Kaluga (Kaluzhskai︠a︡ oblastʹ, Russia)--Biography.
Kaluga (Kaluzhskai︠a︡ oblastʹ, Russia)--Genealogy.
Princeton subject headings: