1. Automatic Control and Systems Engineering, University of Sheffield; Sheffield UK
2. Space Physics Laboratory; Vikram Sarabhai Space Centre; Trivandrum India
3. Ionospheric Systems Research; Noosaville, Queensland Australia
4. STE Laboratory; Nagoya University; Aichi Japan
5. Earth and Planetary Sciences, Hokkaido University; Sapporo Japan
6. Instituto Nacional de Pesquisas Espaciais; Sao Paulo Brazil
7. Center for Atmospheric and Space Sciences, Utah State University; Logan Utah USA