- Radio Free Europe/Radio Liberty, Inc - Research Institute7
- Bortstieber, Gertrud5
- Soviet Red Archives5
- Samizdat Archives3
- Geréb, Anna2
- Hanák, Péter2
- Radio Free Europe and Radio Liberty, Inc.2
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)2
- Agar, Herbert1
- Akhmetshin, Kh. M.1
- Alexeev, Vasilii Ivanovich1
- Alfred A. Reisch1
- Allen, Frederick Lewis1
- Aminado1
- Analytic Research Department1
- Berezov, Rodion1
- Bilimovich, Aleksandr Dmitrievich1
- Bol'shaia sovetskaia entsiklopediia1
- Bzhesʹkyĭ, Roman1
- Communist International (Comintern)1