Columbia subject headings:
Harvard subject headings:
Byzantine Empire--History--1025-1081.
Byzantine Empire--History--527-1081.
Byzantine Empire--History--Basil II Bulgaroctonus, 976-1025.
Psellus, Michael. Chronographia.
Princeton subject headings:
Byzantine Empire--Civilization--Historiography.
Byzantine Empire--History--1025-1081--Historiography.
Psellus, Michael. Chronographia.