- Radio Free Europe/Radio Liberty, Inc - Research Institute12
- Samizdat Archives7
- Soviet Red Archives7
- Hanák, Péter3
- Samizdat Archives of Radio Free Europe3
- Nóvé, Béla2
- Open Media Research Institute2
- Alfred A. Reisch1
- Analytic Research Department1
- Bahr, Ernst1
- Balkan Section1
- Balogh, Eva S.1
- Barcata, Louis1
- Beaufre, André1
- Blumer, Giovanni1
- Bräker, Hans1
- Buber-Neumann, Margarete1
- Bukharin, Nikolai Ivanovich1
- Bulgarian Unit1
- Castro, Fidel1