- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)24
- Csákó, Mihály5
- Samizdat Archives4
- Samizdat Archives of Radio Free Europe3
- Pastor, Peter2
- Radio Free Europe/Radio Liberty, Inc - Research Institute2
- Abbey, Clement1
- Andre, David1
- Arca, Nurdan1
- Baribeau, Magenta1
- Beogradski krug1
- Berghäll, Joonas .1
- Bortstieber, Gertrud1
- Bulgarian Unit1
- Bíró, András1
- Chebbale, Zouhair1
- Choffat, Frédéric1
- Cusack, Ivora1
- Dochamps, Jacques1
- Feferman, Israel1