- Radio Free Europe/Radio Liberty, Inc - Research Institute12
- Samizdat Archives12
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)9
- Soviet Red Archives9
- Samizdat Archives of Radio Free Europe8
- Open Media Research Institute4
- Fricke, Karl Wilhelm3
- Hanák, Péter3
- Hegedüs, András3
- Szekfű, András3
- Backes, Uwe2
- Bahrmann, Hannes2
- Borcke, Astrid von2
- Dalos, György2
- David Rohde2
- Gorbachev, Mikhail Sergeevich2
- Gosztonyi, Péter2
- Haffner, Sebastian2
- Halász, Előd2
- Hennerbichler, Ferdinand2