- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,532
- Open Society Archives at Central European University5
- Samizdat Archives5
- Kopelev, Lev3
- Open Media Research Institute3
- Radio Free Europe and Radio Liberty, Inc.3
- Radio Free Europe/Radio Liberty, Inc - Research Institute3
- Samizdat Archives of Radio Free Europe3
- Berdiaev, Nikolai2
- Bosenko, Sergei2
- Donskoy, Mark2
- Dudko, Dmitrii2
- Gorlova, Alina2
- Gryazev, Andrey2
- Gutman, Alexander2
- Ioann2
- Khutsiyev, Marlen2
- Kinsella, David2
- Kostomarov, Pavel2
- Menshov, Vladimir2