- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)18
- Biddle, Wayne1
- Borisov, I. F.1
- Csák, Elemér1
- Drygas, Maciej1
- Graham, Daniel Orrin1
- Harvey, Dodd L.1
- Hooper, Gordon R.1
- Library of Congress. Legislative Reference Service1
- Marcinkiewicz, Jan1
- Open Society Archives at Central European University1
- Parry, Albert1
- Polgári Védelem Országos Parancsnokság1
- Radio Free Europe/Radio Liberty, Inc - Research Institute1
- Schauer, William H.1
- Seung-Jun, Yi1
- Stares, Paul B.1
- Stoiko, Michael1
- Szolkin, Piotr1
- United States. Congress. House. Committee on Science and Astronautics. Subcommittee on Science, Research, and Development1