- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,406
- Samizdat Archives20
- Radio Free Europe/Radio Liberty, Inc - Research Institute9
- Soviet Red Archives8
- Samizdat Archives of Radio Free Europe6
- 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
- Averbakh, Ilya1
- Belotserkovskii, Vadim1
- Bovsh, Viktor Ivanovich1
- Bŭronov, Zh. B.1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Dudko, Dmitrii1
- Edel'man, Adol'f Issidorovich1