- Open Society Archives at Central European University2
- Alfred A. Reisch1
- Bíró, András1
- Csákó, Mihály1
- Cséry, László1
- Film Studio of the Hungarian Workers Militia1
- Geréb, Anna1
- Group Inconnu1
- Hanák, Péter1
- Hegedüs, András1
- Historical Archives of the Hungarian State Security1
- Hungarian Institute for Public Opinion Research1
- Hungarian Ministry of the Interior1
- Judit, Miklósy1
- Király, Béla1
- Krassó, György1
- Magos-Gimes, Judit1
- Nóvé, Béla1
- Open Media Research Institute1
- Pallai, Péter1