Columbia subject headings:
Caucasus, Northern (Russia)--Ethnic relations.
Circassians--History.
Cossacks--Russia (Federation)--Adygea.
Vivcharʹ family.
Harvard subject headings:
Caucasus, Northern (Russia)--Ethnic relations.
Circassians--History.
Cossacks--Russia (Federation)--Adygea.
Vivcharʹ family.
Princeton subject headings:
Adygea (Russia)--History.
Cossacks--Russia (Federation)--Adygea.
Cossacks--Russia (Federation)--Kubanskai︠a︡ oblastʹ.
Kubanskai︠a︡ oblastʹ (Russia)--History.
Vivcharʹ family.