- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)495
- Radio Free Europe/Radio Liberty, Inc - Research Institute19
- Samizdat Archives16
- Csákó, Mihály11
- Soviet Red Archives9
- Visnews6
- Open Media Research Institute5
- Samizdat Archives of Radio Free Europe5
- UPTIN5
- Pallai, Péter4
- Hanák, Péter3
- Pastor, Peter3
- Ajtony, Árpád2
- Balogh, Eva S.2
- Broomfield, Nick2
- Bíró, András2
- Churchill, Joan2
- De Grand, Alexander J.2
- Fic, Victor M.2
- Gábor Magos2