Columbia subject headings:
Catholic Church--Byzantine rite, Ukrainian--History.
Orthodox Eastern Church--Ukraine--History.
Ukraine--Church history.
Harvard subject headings:
Orthodox Eastern Church--Ukraine--History.
Ukraine--Church history.
Princeton subject headings:
Catholic Church--Byzantine rite, Ukrainian--History.
Catholic Church--Relations--Orthodox Eastern Church--History.
Orthodox Eastern Church--Relations--Catholic Church--History.
Orthodox Eastern Church--Ukraine--History.
Ukraine--Church history.