- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)2
- Samizdat Archives2
- Broué, Pierre1
- Bíró, András1
- Chebbale, Zouhair1
- Csákó, Mihály1
- Daix, Pierre1
- Elleinstein, Jean1
- Grigorenko, P. G.1
- Héderváry, Claire de1
- Joulé, Luc1
- Ketelaar, F. C. J.1
- Komunistická strana Československa. Sjezd1
- Radio Free Europe/Radio Liberty, Inc - Research Institute1
- Samizdat Archives of Radio Free Europe1
- Sayous, Édouard1
- Totomiants, Vakhan F.1
- Ulad, Mohamed1