- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)6
- Lennauchfilm4
- Tsentrnauchfilm4
- Kievskaia Kinostudiia Nauchno-populiarnykh Filmov2
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)2
- Azerbaijanfilm1
- Besemeres, John F.1
- Bland-Spitz, Daniela1
- Borowicz, Tadeusz1
- Carrère d'Encausse, Hélène1
- Farukshin, Midkhat Khabibovich1
- Gendlin, Leonard1
- Gosztonyi, Péter1
- Grigorenko, P. G.1
- Gruzinskaia Studiia Nauchno-populiarnykh i Dokumentalnykh Filmov1
- Lewanski, Richard Casimir1
- Medvedev, Roy Aleksandrovich1
- Mihajlov, Mihajlo1
- Mićunović, Veljko1
- Morozow, Michael1