1. Budyko MI (1963) Atlas of heat balance of the world. Glav. Geofiz. Obo, Moscow (in Russian). Translation by I.A. Donehoo, Weather Bureau, WB/T106, Washington, DC
2. Bunker AF (1976) Computations of surface energy flux and annual air–sea interaction cycles of the North Atlantic Ocean. Mon Weather Rev 104:1122–1140
3. Forget G, Maze G, Buckley M, Marshall J (2011) Estimated seasonal cycle of North Atlantic eighteen degree water volume. J Phys Oceanogr 41:269–286. doi: 10.1175/2010JPO4257.1
4. Gouretski VV, Koltermann KP (2004) WOCE global hydrographic climatology. Berichte des Bundesamtes für Seeschifffahrt und Hydrographie, 35/2004
5. Hanawa H, Talley L (2000) Mode waters. In: Siedler J, Church J, Gould J (eds) Ocean circulation and climate. Academic Press, New York, pp 373–386