- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)4
- Samizdat Archives3
- Samizdat Archives of Radio Free Europe2
- Analytic Research Department1
- Communist International (Comintern)1
- Craus, Sandy1
- Fondation pour une entraide intellectuelle européenne, FEIE1
- Hegedüs, András1
- Király, Béla1
- Komandarev, Stephan1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1
- Riedel, Alexander1
- Rost, Benjamin1
- Schanz, Raphael1
- Takács, István Gábor1
- Tataru, Oliver1