@unpublished{TUW-120487, author = {Schuh, Harald and Mendes Cerveira, Pj. and Weber, Robert and Heinkelmann, Robert}, title = {Monitoring large-scale mass changes from GPS and GRACE measurements}, year = {2006}, note = {poster presentation: Symposium on the IGFS, Istanbul; 2006-08-28 -- 2006-09-01} }