- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)75
- Open Society Archives at Central European University2
- Dieutre, Vincent1
- Ettlich, Wolfgang1
- Hoewijk, Jaap von1
- Héderváry, Claire de1
- Kawalerowicz, Jerzy1
- Lemberg, Alexander1
- Library of Congress. Congressional Research Service1
- Makavejev, Dusan1
- Sa, Maria Eugenia1
- Souza, Vinicius1
- Tomić, Vladimir1
- Ukrainskaia Studiia Khronikalno-dokumentalnykh Filmov1