- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)818
- Samizdat Archives19
- Radio Free Europe/Radio Liberty, Inc - Research Institute9
- Soviet Red Archives8
- Samizdat Archives of Radio Free Europe5
- Open Media Research Institute4
- Monitoring Unit3
- Radio Free Europe and Radio Liberty, Inc.3
- Geréb, Anna2
- Hanák, Péter2
- Open Society Archives at Central European University2
- Alekseev, Dmitrii Ivanovich1
- Alfred A. Reisch1
- Analytic Research Department1
- Antonov, D. A.1
- Antonov, Denis A.1
- Avtorkhanov, Abdurakhman1
- Bakhnykin, IU. A.1
- Baranoff, Nathalie1
- Berberova, N.1