- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)54
- Samizdat Archives22
- Radio Free Europe/Radio Liberty, Inc - Research Institute18
- Csákó, Mihály11
- Soviet Red Archives11
- Samizdat Archives of Radio Free Europe10
- Open Media Research Institute9
- Pastor, Peter6
- Fekete Doboz Alapítvány3
- Hanák, Péter3
- Monitoring Unit3
- Soros Foundation–Hungary3
- American Refugee Committee2
- Amundsen, Kirsten2
- Balogh, Eva S.2
- Broomfield, Nick2
- Bíró, András2
- Denitch, Bogdan Denis2
- Gábor Magos2
- Király, Béla2