Columbia subject headings:
Byzantine Empire--Religion.
Humanism--Byzantine Empire.
Orthodox Eastern Church--Theology.
Theology, Doctrinal--History--Middle Ages, 600-1500.
Harvard subject headings:
Byzantine Empire--Religion.
Humanism--Byzantine Empire.
Orthodox Eastern Church--Theology.
Theology, Doctrinal--History--Middle Ages, 600-1500.
Princeton subject headings:
Orthodox Eastern Church--Doctrines--Byzantine Empire--History.
Theology, Doctrinal--History--Middle Ages, 600-1500.