Columbia subject headings:
Lieven, Dorothea, Princess, 1785-1857.
Harvard subject headings:
Lieven, Dorothea, Princess, 1785-1856.
Princeton subject headings:
Līeven, Darʹi︠a︡ Khrīstoforovna Benckendorff, kni︠a︡gīni︠a︡, 1785-1857.