1. Institute of Geological Sciences, Polish Academy of Sciences, Wroclaw, Poland.
2. Austrian Space Forum, Innsbruck and Vienna, Austria.
3. University of Warsaw, Warsaw, Poland.
4. Eötvös Loránd University, Budapest, Hungary.
5. University College London, London, UK.
6. Space Applications Services, Zaventem, Belgium.
7. German Federal Office for Radiation Protection, Oberschleißheim, Germany.
8. Meteorological Institute Munich, Ludwig Maximilian University of Munich, Munich, Germany.
9. The Royal Military College of Canada, Kingston, Canada.