Columbia subject headings:
Access to the sea (International law)
Bolivia--Boundaries--Chile.
Bolivia--Relations--Chile.
Chile--Boundaries--Bolivia.
Chile--Relations--Bolivia.
Cobija (Antofagasta, Chile)--History.
Harvard subject headings:
Access to the sea (International law)
Bolivia--Boundaries--Chile.
Bolivia--Relations--Chile.
Chile--Boundaries--Bolivia.
Chile--Relations--Bolivia.
Cobija (Antofagasta, Chile)--History.
Cobija (Antofagasta, Chile)--International status.
Princeton subject headings:
Access to the sea (International law)
Bolivia--Relations--Chile.
Chile--Relations--Bolivia.
Cobija (Antofagasta, Chile)