Columbia subject headings:
Elagabalus, Emperor of Rome, 204-222.
Scriptores historiae Augustae.
Severus Alexander, Emperor of Rome, 208-235.
Harvard subject headings:
Elagabalus, Emperor of Rome, 204-222.
Rome--Emperors.
Rome--History--Empire, 30 B.C.-476 A.D.
Severus Alexander, Emperor of Rome, 208-235.
Princeton subject headings:
Elagabalus, Emperor of Rome, 204-222.
Scriptores historiae Augustae.
Severus Alexander, Emperor of Rome, 208-235.