- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)11
- Soviet Red Archives3
- Héderváry, Claire de2
- Radio Free Europe/Radio Liberty, Inc - Research Institute2
- Althusser, Louis1
- Bortstieber, Gertrud1
- Bulgarian Unit1
- Bíró, András1
- Csákó, Mihály1
- Geréb, Anna1
- Gilman, Sylvie1
- Goldstein, Leona1
- Mansour, Carol1
- Open Media Research Institute1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1
- Romanian Unit1
- Sandrine, Dryvers1
- Zongo, Michael K.1
- de Héderváry, Claire1