- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)740
- Samizdat Archives18
- Radio Free Europe/Radio Liberty, Inc - Research Institute8
- Soviet Red Archives8
- Monitoring Unit5
- Samizdat Archives of Radio Free Europe5
- Open Media Research Institute4
- Radio Free Europe and Radio Liberty, Inc.3
- Geréb, Anna2
- Hanák, Péter2
- Open Society Archives at Central European University2
- Alfred A. Reisch1
- Analytic Research Department1
- Antonov, Denis A.1
- Berdiaev, Nikolai1
- Blank, Alexander1
- Bulgakov, Sergei Nikolaevich1
- Cherniak, E. B.1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1