Affiliation: | (1) Department of Geophysics, Faculty of Mathematics and Physics, Charles University, V Holešovičkách 2, 180 00 Prague 8, Czech Republic e-mail: zdenek@hervam.troja.mff.cuni.cz , XX;(2) Department of Geodetic Science, Stuttgart University, Keplerstr. 11, D-70174 Stuttgart, Germany, DE |