@unpublished{TUW-120109, author = {Bourda, Geraldine and Fern{\`a}ndez, Laura and Schuh, Harald}, title = {Earth Gravity Field and Length-of-Day Variations Related to Hydrological Excitation}, year = {2005}, note = {poster presentation: IAG 2005, Cairns, Australien; 2005-08-23} }