1. Helmholtz Center Potsdam ‐ GFZ German Research Centre for Geosciences Department 1: Geodesy Potsdam Germany
2. Graz University of Technology Institute of Geodesy Graz Austria
3. HafenCity University Hamburg Geodesy and Geoinformatics Hamburg Germany
4. Technische Universität Berlin Institute of Geodesy and Geoinformation Science Berlin Germany