- Radio Free Europe/Radio Liberty, Inc - Research Institute11
- Samizdat Archives10
- Soviet Red Archives8
- Samizdat Archives of Radio Free Europe6
- Hanák, Péter3
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)3
- Szekfű, András3
- Borcke, Astrid von2
- Gorbachev, Mikhail Sergeevich2
- Hegedüs, András2
- Hennerbichler, Ferdinand2
- Nóvé, Béla2
- Open Media Research Institute2
- Soros Foundation–Hungary2
- Voinovich, Vladimir2
- Afanasʹev, IU. N.1
- Alfred A. Reisch1
- Analytic Research Department1
- Backes, Uwe1
- Balkan Section1