@unpublished{TUW-229812, author = {M{\"o}ller, Gregor and Joldzic, Nina and Weber, Robert and Maras, Jadre}, title = {GNSS-ATom 3D ground based GNSS Atmospheric Tomography}, year = {2014}, note = {talk: GNSS-ATom Projekt Meeting, Vienna, Austria; 2014-05-09} }