- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)45
- Héderváry, Claire de3
- Open Society Archives at Central European University3
- Jeromin, Nele2
- Qayyum, Naveen2
- Agar, Herbert1
- Albat, Friedrich1
- Anastasion, Daniele1
- Arca, Nurdan1
- Bareja, Stanisław1
- Barnet, Boris1
- Bauman, Bert1
- Bereczki, Csaba1
- Berger, Peter L.1
- Bernstein, Sidney1
- Bertran, Eduardo1
- Beyer, Frank1
- Bourdeaux, Michael1
- Broz, Svetlana1
- Brustellin, Alf1