- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)802
- Héderváry, Claire de70
- Csákó, Mihály6
- Varga, László3
- Fekete Doboz Alapítvány2
- Group Inconnu2
- Philipp, Tibor2
- Radio Free Europe/Radio Liberty, Inc - Research Institute2
- BBC1
- Bozóki, András1
- Crous, Lluis1
- Dassier, Jean-Claude1
- Donahue, George R.1
- Gordon, Manya1
- Hammond, Thomas Taylor1
- Kievskaia Kinostudiia Nauchno-populiarnykh Filmov1
- Künzi, Daniel1
- Lenin, Vladimir Iliʹch1
- Petrycki, Jacek1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1