- Radio Free Europe/Radio Liberty, Inc - Research Institute18
- Csákó, Mihály9
- Soviet Red Archives9
- Nóvé, Béla8
- Samizdat Archives5
- Hanák, Péter3
- Pallai, Péter3
- 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
- Privát Fotó és Film Alapítvány2
- Péter Forgács2
- Radio Free Europe and Radio Liberty, Inc.2
- Alfred A. Reisch1
- Analytic Research Department1
- Balkan Section1