- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,418
- Radio Free Europe/Radio Liberty, Inc - Research Institute20
- Samizdat Archives12
- Soviet Red Archives8
- Conquest, Robert7
- Csákó, Mihály7
- Pallai, Péter4
- Hanák, Péter3
- Samizdat Archives of Radio Free Europe3
- Balogh, Eva S.2
- Bíró, András2
- Gábor Magos2
- Lewin, Moshe2
- Nóvé, Béla2
- Open Media Research Institute2
- Open Society Archives at Central European University2
- Solzhenitsyn, Aleksandr Isaevich2
- Alfred A. Reisch1
- American Security Council. National Strategy Committee1
- Analytic Research Department1