TY - JOUR A1 - Höpfner, Joachim T1 - Seasonal length of day changes and atmospheric angular momentum oscillations in their temporal variability Y1 - 1998 JF - Scientific Technical Report / Geoforschungszentrum Potsdam DO - 10.23689/fidgeo-539 PB - GFZ CY - Helmholtz-Zentrum UR - http://hdl.handle.net/11858/00-1735-0000-0001-32AB-9 ER -