@unpublished{TUW-257500, author = {Weber, Robert and M{\"o}ller, Gregor and B{\"o}hm, Johannes and Berglez, Philipp}, title = {Use of Intersatellite Ranging for Troposphere Tomography and Ionosphere Monitoring}, year = {2016}, note = {talk: Final Presentation of ESA Project AO ID89.15, GSAC Meeting, Paris; 2016-11-22} }