- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)12
- Radio Free Europe/Radio Liberty, Inc - Research Institute5
- Soviet Red Archives2
- Beckermann, Ruth1
- Bortstieber, Gertrud1
- Cuzioc, Pavel1
- Czechoslovak Unit1
- Dalos, György1
- Fekete Doboz Alapítvány1
- Fondation pour une entraide intellectuelle européenne, FEIE1
- Fontanet, Hernan1
- International Monitor Institute1
- Kerekes, Péter1
- Open Media Research Institute1
- Open Society Archives at Central European University1
- Petric, Vlada1
- Rohde, David1
- Samizdat Archives1
- Samizdat Archives of Radio Free Europe1
- Swanson, C. John1