Columbia subject headings:
Christian saints--Byzantine Empire--Biography--Early works to 1800.
Eutychius, Saint, Patriarch of Constantinople, 512-582--Early works to 1800.
Patriarchs and patriarchate--Biography--Early works to 1800.
Saints--Byzantine Empire--Biography--Early works to 1800.
Harvard subject headings:
Eutychius, Saint, Patriarch of Constantinople, 512-582.
Saints--Byzantine Empire--Biography--Early works to 1800.
Princeton subject headings:
Christian saints--Byzantine Empire--Biography--Early works to 1800.
Eutychius, Saint, Patriarch of Constantinople, 512-582--Early works to 1800.
Orthodox Eastern Church--Bishops--Biography--Early works to 1800.