Columbia subject headings:
Harvard subject headings:
Greek language--Dialects--Pontus.
Greeks--Pontus--History.
Greeks--Pontus--Social life and customs.
Pontus--History.
Refugees--Greece--History--20th century.
Refugees--Pontus--History--20th century.
Princeton subject headings:
Greeks--Pontus--History.
Greeks--Pontus--Social life and customs.
Pontus--History.
Refugees--Greece--History--20th century.
Refugees--Pontus--History--20th century.