- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,149
- Radio Free Europe/Radio Liberty, Inc - Research Institute9
- Bortstieber, Gertrud8
- Héderváry, Claire de8
- Soviet Red Archives6
- Samizdat Archives4
- Hanák, Péter3
- Dörries, Bernhard2
- Koch, Hans2
- Nóvé, Béla2
- Open Media Research Institute2
- Alfred A. Reisch1
- Analytic Research Department1
- Bahr, Ernst1
- Balkan Section1
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- Berlin, Isaiah1
- Bodnár, Ottó Pál1
- Boettcher, Erik1
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