Bjørn Helland-Hansen

1877

• Temperature variations in the north Atlantic ocean and in the atmosphere
• The sea west of Spitsbergen
• Croisière océanographique accomplie a bord de la Belgica dans la mer du Grönland, 1905
• Hydrographie
• Temperature variations in the north Atlantic ocean and in the atmosphere
• The eastern North Atlantic ...
• The sea west of Spitsbergen