- Héderváry, Claire de3,057
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)835
- Columbia University School of International Affairs358
- Radio Free Europe/Radio Liberty, Inc - Research Institute14
- Soviet Red Archives6
- Samizdat Archives5
- Bortstieber, Gertrud4
- Pallai, Péter4
- de Héderváry, Claire4
- Csákó, Mihály3
- Hanák, Péter3
- Balogh, Eva S.2
- Bíró, András2
- Gábor Magos2
- Nagy, Imre2
- Nóvé, Béla2
- Open Media Research Institute2
- Open Society Archives at Central European University2
- Speier, Hans2
- Tang, Peter S. H.2