Columbia subject headings:
Argentina--Boundaries--Chile.
Chile--Boundaries--Argentina.
Tierra del Fuego (Argentina and Chile)
Harvard subject headings:
Argentina--Boundaries--Chile.
Chile--Boundaries--Argentina.
Tierra del Fuego (Argentina and Chile)
Princeton subject headings:
Argentina--Boundaries--Chile.
Chile--Boundaries--Argentina.
Tierra del Fuego (Argentina and Chile)