- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)43
- Aizenberg, Alexander1
- Beliaev, V.1
- Borrayo Serrano, Renato1
- Eisenstein, Sergei1
- Frei, Christian1
- German, Aleksei1
- Govorukhin, Sergei1
- Guy-Marc, Hinant1
- Kasyanova, Natalia1
- Kopczyński, Krzysztof1
- Kozmin, Sergey1
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)1
- Open Society Archives at Central European University1
- Protazanov, Yakov1
- Romm, Mikhail1
- Tarkovskii, Andrei Arsenʹevich1
- Tsentrnauchfilm1