- Open Society Archives at Central European University2
- Alfred A. Reisch1
- Bortstieber, Gertrud1
- Bíró, András1
- Communist International (Comintern)1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Cséry, László1
- Fic, Victor M.1
- Filerman, Gary1
- Film Studio of the Hungarian Workers Militia1
- Fondation pour une entraide intellectuelle européenne, FEIE1
- Free Europe Committee, Inc1
- Geréb, Anna1
- Hanák, Péter1
- Hegedüs, András1
- Historical Archives of the Hungarian State Security1
- Hungarian Ministry of the Interior1
- Index on Censorship1
- Judit, Miklósy1