- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)101
- Héderváry, Claire de8
- Nóvé, Béla2
- Szabó, Miklós2
- Ben-Yakov, Pablo1
- Czechoslovak Unit1
- David Rohde1
- Der Spiegel1
- Diestelkamp, Adolf1
- Forced Migration Projects1
- Germany (West). Bundesministerium für Gesamtdeutsche Fragen1
- Gerner, Martin1
- Günther, Oskar Eugen1
- Hartmann, Vivien1
- Koerber, Hans Joachim von1
- Matthias, Erich1
- Mettelsiefen, Marcel1
- New York Times1
- Oeser, Adrian1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1