- Josef Boska - Institute of Atmospheric Physics, Czech Academy of Sciences
- Dimitar Danov – STIL-BAS
- Crisan Demetrescu - Institute of Geodynamics, Romanian Academy
- Irina Despirak - Polar Geophysical Institute, Apatity, Russia
- Venera Dobrica - Institute of Geodynamics, Romanian Academy
- Katya Georgieva – STIL-BAS
- Veneta Guineva – STIL-BAS
- Boian Kirov – STIL-BAS
- Petra Koucka Knizova - Institute of Atmospheric Physics, Czech Academy of Sciences
- Ondrej Koucky – Heineken, Czech Republik
- Daniel Kouba - Institute of Atmospheric Physics, Czech Academy of Sciences
- Andrey Mikhailov - IZMIRAN
- Zbisek Mosna - Institute of Atmospheric Physics, Czech Academy of Sciences
- Loredana Perrone - Instituto Nazionale di Geofisila e Vulcanologia di Roma
- Jordanka Semkova – STIL-BAS
- Rolf Werner – STIL-BAS
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