%0 Journal article %A Höpfner, Joachim %T Atmospheric, oceanic and hydrological contributions to seasonal variations in length of day %O paper presented at the XXV General Assembly, European Geophysical Society, Nice, France, 25-29 April 2000 %R 10.23689/fidgeo-533 %J Scientific Technical Report / Geoforschungszentrum Potsdam %I GFZ%C Helmholtz-Zentrum %U http://hdl.handle.net/11858/00-1735-0000-0001-32A5-6 %~ FID GEO-LEO e-docs