@article{TUW-120859, author = {Mendes Cerveira, Pj. and Hobiger, Thomas and Weber, Robert and Schuh, Harald}, title = {Spatial Spectral Inversion of the Changing Geometry of the Earth from SOPAC GPS Data}, journal = {Springer}, year = {2007}, volume = {IAG Symposia, Vol. 130}, number = {ISBN 3-540-49349-5}, pages = {194--201} }