- Radio Free Europe/Radio Liberty, Inc - Research Institute18
- Samizdat Archives18
- Csákó, Mihály14
- Soviet Red Archives10
- Nóvé, Béla7
- Gábor Magos5
- Open Media Research Institute5
- Samizdat Archives of Radio Free Europe5
- Judith Gimes4
- Hanák, Péter3
- Hungarian Ministry of the Interior3
- Pallai, Péter3
- Radio Free Europe and Radio Liberty, Inc.3
- Varga, László3
- Ajtony, Árpád2
- Balogh, Eva S.2
- Bíró, András2
- Cséry, László2
- Kemény, István2
- Open Society Archives at Central European University2