Columbia subject headings:
Monasteries--History--Congresses.
Monasticism and religious orders--History--Congresses.
Orthodox Eastern monasteries--History--Congresses.
Orthodox Eastern monasticism and religious orders--History--Congresses.
Harvard subject headings:
Monasteries--History--Congresses.
Monasticism and religious orders--History--Congresses.
Orthodox Eastern monasteries--History--Congresses.
Orthodox Eastern monasticism and religious orders--History--Congresses.
Princeton subject headings: