- Radio Free Europe/Radio Liberty, Inc - Research Institute19
- Samizdat Archives18
- Csákó, Mihály14
- Soviet Red Archives10
- Nóvé, Béla7
- Open Media Research Institute5
- Samizdat Archives of Radio Free Europe5
- Pastor, Peter4
- Hanák, Péter3
- Hungarian Ministry of the Interior3
- Radio Free Europe and Radio Liberty, Inc.3
- Varga, László3
- Ajtony, Árpád2
- Balogh, Eva S.2
- Cséry, László2
- Jakab, Lajos2
- Kemény, István2
- Király, Béla2
- Open Society Archives at Central European University2
- Philipp, Tibor2