Columbia subject headings:
Nagorno-Karabakh (Azerbaijan)--History--Sources.
Harvard subject headings:
Princeton subject headings:
Armenia (Republic)--Ethnic relations.
Armenians--Azerbaijan--Nagorno-Karabakhskai︠a︡ avtomnai︠a︡ oblast'--History--20th century.
Azerbaijan--Ethnic relations.
Nagorno-Karabakhskai︠a︡ avtonomnai︠a︡ oblast'--Ethnic relations.