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- Akademii︠a︡ nauk SSSR16
- International Atomic Energy Agency14
- East View Information Services9
- Chernukhin, A. E. (Adolʹf Efimovich)8
- Murashkevich, Anatoliĭ Mikhaĭlovich8
- Gubarev, Vladimir7
- Medvedev, S. V. (Sergeĭ Vasilʹevich)7
- Pokhlebkin, V. V. (Vilʹi︠a︡m Vasilʹevich)7
- Virginskiĭ, V. S. (Viktor Semenovich)7
- Rebrov, Mikhail Fedorovich6
- Romanov, A. (Aleksandr)6
- Belʹkind, L. D. (Lev Davidovich), 1896-5
- Gorokhov, P. K. (Petr Kuzʹmich)5
- Institut istorii estestvoznanii︠a︡ i tekhniki (Akademii︠a︡ nauk SSSR)5
- International Civil Aviation Organization5
- Laman, Nikolaĭ Konstantinovich5
- Raushenbakh, Boris Viktorovich5
- Stigneev, Valeriĭ5
- Baturin, I︠U︡. M. (I︠U︡riĭ Mikhaĭlovich)4
- Belarus. Ministry of Natural Resources and Environment Protection4