- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)286
- Open Society Archives at Central European University21
- Héderváry, Claire de10
- Hoffman, Jerzy4
- Karabasz, Kazimierz4
- Skórzewski, Edward4
- Group Inconnu3
- Ślesicki, Władysław3
- Borowik, Włodzimierz2
- Dashuk, Viktar2
- Gulati, Shilpi2
- Haraszti, Miklós2
- Jehani, Hossein2
- Kater, Michael H.2
- Kosiński, Bohdan2
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)2
- Philipp, Tibor2
- Péter Forgács2
- Schiffer, Pál2
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)2