- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)475
- Radio Free Europe/Radio Liberty, Inc - Research Institute21
- Samizdat Archives15
- Csákó, Mihály10
- Soviet Red Archives9
- Open Media Research Institute6
- Pastor, Peter5
- Pallai, Péter4
- Samizdat Archives of Radio Free Europe4
- Hanák, Péter3
- United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Europe and the Middle East3
- Balogh, Eva S.2
- Bíró, András2
- Gábor Magos2
- Király, Béla2
- Lewis, William Julian2
- Monitoring Unit2
- Nóvé, Béla2
- Open Society Archives at Central European University2
- United States. Congress. House. Committee on Foreign Affairs2