Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Byzantine Empire--History.
Byzantine Empire--History--1025-1081.
Byzantine Empire--History--Comneni dynasty, 1081-1185.
Byzantine Empire--Kings and rulers--Genealogy.
Byzantine Empire--Politics and government--1081-1453.
Byzantine Empire--Politics and government--527-1081.
Comneni dynasty, 1081-1185.
Serbia--History--To 1456.
Serbia--Kings and rulers--Genealogy.
Princeton subject headings:
Aristocracy (Social class)--Byzantine Empire--History.
Byzantine Empire--History--1025-1081.
Serbia--History--To 1456.
Serbia--Kings and rulers--Genealogy.