- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)15
- Makarov, Nikolay2
- Radio Free Europe and Radio Liberty, Inc.2
- Arnshtam, Leo1
- B. Smirnov1
- Berdiaev, Nikolai1
- Bortstieber, Gertrud1
- Communist International (Comintern)1
- Gladyshev, V.1
- Il'in, Vladimir N.1
- Open Society Institute–Russia1
- Riabokhlyst, O.1
- Romm, Mikhail1
- Sal'nikov, Yu1
- Samizdat Archives1
- Selikhov, M.1
- Smirnov, B.1
- Storozheva, Vera1
- Vanchin, V.1