- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)3,199
- Samizdat Archives25
- Radio Free Europe/Radio Liberty, Inc - Research Institute19
- Csákó, Mihály15
- Soviet Red Archives11
- Samizdat Archives of Radio Free Europe10
- Open Media Research Institute8
- Nóvé, Béla7
- Fekete Doboz Alapítvány6
- Jakab, Lajos6
- Pastor, Peter6
- Philipp, Tibor6
- Gorbachev, Mikhail Sergeevich5
- Gábor Magos5
- Monitoring Unit5
- Judith Gimes4
- Varga, László4
- Brzezinski, Zbigniew3
- Gosztonyi, Péter3
- Group Inconnu3