T. Schoene and J. Illinger and P. Manurung and C. Subarya and Khafid and C. Zech and R. Galas (2011). GPS-controlled tide gauges in Indonesia – a German contribution to Indonesia's Tsunami Early Warning System. Nat. Hazards Earth Syst. Sci., 731-740.

T. Schoene and W. Pandoe and I. Mudita and S. Roemer and J. Illinger and C. Zech and R. Galas (2011). GPS water level measurements for Indonesia's Tsunami Early Warning System. Nat. Hazards Earth Syst. Sci., 741-749.

G. Beyerle and M. Ramatschi and R. Galas and T. Schmidt and J. Wickert and M. Rothacher (2009). A data archive of GPS navigation messages. GPS Solutions, 35-41.

R. Galas and M. Rothacher and S. Sobolev and A. Babyeko (2008). Continuous deformation monitoring of the surface of the Earth with real-time GPS-arrays. Proceedings of the conference: Studies of the Earth Crust Deformation in Central Europe, TU Warsaw

R. Galas and M. Rothacher and A. Helm and R. Stosius and G. Beyerle and T. Schoene and M. Bartsch (2008). GPS Technologies for German Indonesian Tsunami Early Warning System. Proceedings of the conference: Studies of the Earth Crust Deformation in Central Europe, TU Warsaw

B. Gundlich and M. Bartsch and A. Babyeko and R. Galas (2008). Case Studies for Crustal Deformation Using High Rate GPS. Proceedings of the 14th General Assembly of Wegener

S. V. Sobolev and A.Y.Babeyko, and Wang and Hoechner and R. Galas and M. Rothacher and D. Stein and J. Schröter and J. Lauterjung and C. Subarya (2007). Tsunami early warning using GPS-Shield arrays. J. Geophys. Res.

R. Galas (2006). GPS Real Time Networks of GFZ and its use for Tsunami Early Warning System in Indian Ocean. Paper for Symposium on Streaming GNSS Data via Internet, 06-07 February 2006

S. Sobolevand and A.Y. Babeykoand and R. Galas (2006). GPS-shield concept for a local tsunami early warning system. 26th IUGG Conference on Mathematical Geophysics (Sea of Galilee, Israel, 4-8 June 2006 (Poster Presentation)

S. V. Sobolev and A.Y. Babeyko and R. Wang and R. Galas and M. Rothacher and D. Stein and J. Schröter and J. Lauterjung and C. Subarya (2006). Towards Real-Time Tsunami Amplitude prediction. EOS, Transactions American Geophysical Union, 374-378.

J. Wickert and G. Beyerle and C. Falck and F. Flechtner and R. Galas and L. Grunwaldt and S. Healy and S. Heise and W. Köhler and R. König and F.H. Massmann and G. Michalak and D. Offiler and A. Rhodin and M. Rothacher and T. Schmidt and W. Wergen (2006). Global atmospheric data from CHAMP and Grace in near-real time. GEOTECHNOLOGIEN Statusseminar: Observation of the system Earth from Space, Bonn 18-19 September 2006

T. Schmidt and J. Wickert and G. Beyerle and R. König and R. Galas and Ch. Reigber (2005). The CHAMP atmospheric processing system for radio occultation measurements. Earth Observation with CHAMP Results from Three Years in Orbit. Springer, 597-602.

J. Wickert and T. Schmidt and G. Beyerle and S. Heise and F. Flechtner and R. Galas and L. Grunwaldt and R. König and F.H. Massmann and T. Meehan and Ch. Reigber and M. Rothacher and B. Tapley (2005). GFZ's Development of GPS Real-Time Network. Workshop GRACE science team, October 14/15 2005

R. Galas and T. Schöne (2005). German involvement for Tsunami Early Warning System. Invited Talk, Euro-Thailand Meeting, 2005

C. M. Krawczyk and M. Araneda and G. Asch and K. Bataille and H. Brasse and J. Bribach and S. Buske and T. Dahm and R. Galas and H.-J. Götze and K. Groß and V. Haak and C. Haberland and R. Hackney and W. Hanka and S. Hofmann and G. Kapinos and R. Kind and D. Lange and S. Lüth and J. Mechie and U. Meyer and U. Micksch and A. Rietbrock and O. Ritter and F. Scherbaum and A. Schulze and S. Shapiro and M. Stiller and P. Wigger (2005). Geophysical Images of Plate Interface Properties at the Southern Central Chilean Margin - The Onshore Geophysical Components of Project TIPTEQ. Continental Margins - Earth's Focal Points of Usage and Hazard Potential: Status seminar, GeoForschungsZentrum (GFZ) Potsdam, 9-10 June 2005