- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,398
- Open Media Research Institute14
- Samizdat Archives10
- Monitoring Unit7
- Radio Free Europe/Radio Liberty, Inc - Research Institute5
- Soviet Red Archives5
- Fokin, Vladimir4
- Samizdat Archives of Radio Free Europe4
- Radio Free Europe and Radio Liberty, Inc.3
- Zemtsov, Ilya3
- Zinoviev, Aleksandr3
- Avtorkhanov, Abdurakhman2
- Brezhnev, Leonid Ilʹich2
- Erenburg, Ilʹia2
- Fedotov, G. P.2
- Fel'shtinskii, IUrii2
- Koval'skii, Nikolai Aleksandrovich2
- Open Society Archives at Central European University2
- Shkarenkov, L. K.2
- Solzhenitsyn, Aleksandr Isaevich2