- Radio Free Europe/Radio Liberty, Inc - Research Institute19
- Samizdat Archives13
- Csákó, Mihály11
- Soviet Red Archives10
- Nóvé, Béla8
- Hanák, Péter3
- Pallai, Péter3
- Samizdat Archives of Radio Free Europe3
- Varga, László3
- Balogh, Eva S.2
- Cséry, László2
- Geréb, Anna2
- Hungarian Ministry of the Interior2
- Open Media Research Institute2
- Open Society Archives at Central European University2
- Philipp, Tibor2
- Privát Fotó és Film Alapítvány2
- Péter Forgács2
- Radio Free Europe and Radio Liberty, Inc.2
- Alfred A. Reisch1