%0 Journal article %A Höpfner, Joachim %T Seasonal variations in length of day and atmospheric-angular-momentum %O paper presented at the XXII General Assembly European Geophysical Society Vienna, Austria, 21 - 25 April 1997 %R 10.23689/fidgeo-542 %J Scientific Technical Report / Geoforschungszentrum Potsdam %I GFZ%C Helmholtz-Zentrum %U http://hdl.handle.net/11858/00-1735-0000-0001-32AE-3 %~ FID GEO-LEO e-docs