- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)552
- Open Media Research Institute9
- Monitoring Unit6
- Soviet Red Archives3
- Askol'dov, Sergei Alekseevich2
- Fedoseev, Anatolii Pavlovich2
- Geréb, Anna2
- Lenin, Vladimir Il'ich2
- Silnitskii, Frantishek2
- Arkus, Lyubov1
- Arlauskas, Olga1
- Bilimovich, Aleksandr Dmitrievich1
- Bortstieber, Gertrud1
- Bukojemski, Michał1
- Communist International (Comintern)1
- Csákó, Mihály1
- Dzhunusov, M.1
- Gerchikov, Vladimir1
- Greytak, Sharon1
- Gutman, Alexander1