Columbia subject headings:
Emperors--Rome--Biography.
Rome--History--Empire, 30 B.C.-284 A.D.--Historiography.
Scriptores historiae Augustae--Criticism, Textual.
Harvard subject headings:
Emperors--Rome--Biography
Emperors--Rome--Biography--History and criticism
Rome--History--Empire, 30 B.C.-284 A.D.--Historiography.
Scriptores historiae augustae.
Princeton subject headings:
Emperors--Rome--Biography--History and criticism.
Scriptores historiae Augustae.