- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)135
- Radio Free Europe/Radio Liberty, Inc - Research Institute10
- Samizdat Archives7
- Soviet Red Archives7
- Geréb, Anna2
- Hanák, Péter2
- Open Society Archives at Central European University2
- Radio Free Europe and Radio Liberty, Inc.2
- Samizdat Archives of Radio Free Europe2
- Alfred A. Reisch1
- Analytic Research Department1
- Aronov, Grigorii1
- Arsenkin, Veniamin Karpovich1
- Askol'dov, Alexander1
- Askol'dov, Sergei Alekseevich1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Efimov, Boris1
- Film Studio of the Hungarian Workers Militia1
- Gerasimova, Galina Aleksandrovna1