- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)615
- Samizdat Archives15
- Radio Free Europe/Radio Liberty, Inc - Research Institute10
- Soviet Red Archives8
- Samizdat Archives of Radio Free Europe3
- Geréb, Anna2
- Hanák, Péter2
- Marushkin, B. I.2
- Open Society Archives at Central European University2
- Radio Free Europe and Radio Liberty, Inc.2
- Aldanov, Mark Aleksandrovich1
- Alfred A. Reisch1
- Analytic Research Department1
- Bukin, Viktor Rodionovich1
- Bulgakov, Mikhail1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Dobrov, Gennadi Mikhailovich1
- Ershov, Mikhail1
- Film Studio of the Hungarian Workers Militia1