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Contributor Corporation
United States
2
Akademiia nauk SSSR. Otdelenie tekhnicheskikh nauk
1
Akademiia nauk SSSR. Sibirskoe otdelenie
1
Akademiia navuk Belaruskai SSR
1
Glavnoe upravlenie professional'nogo obrazovaniia Ministerstva kul'tury SSSR
1
Gosudarstvennyi komitet Soveta Ministrov Latviiskoi SSR po koordinatsii nauchno-issledovatel'skikh rabot
1
Gosudarstvennyi komitet Soveta Ministrov SSSR po professional'no-tekhnicheskomu obrazovaniiu
1
Institut istorii estestvoznaniia i tekhniki (Akademiia nauk SSSR)
1
Országos Műszaki Információs Központ és Könyvtár (Hungary)
1
Russian S.F.S.R. Narodnyi komissariat prosveshcheniia
1
Soviet Union. Glavnoe upravlenie trudovykh rezervov
1
Soviet Union. Gosudarstvennyi komitet po professional'no-tekhnicheskomu obrazovaniiu
1
Soviet Union. Ministerstvo trudovykh rezervov
1
Vsesoiuznoe obshchestvo "Znanie"
1
Vsesoiuznyi leninskii kommunisticheskii soiuz molodezhi. Tsentral'nyi komitet
1
Vsesoiuznyi leninskii kommunisticheskii soiuz molodezhi. Tsentralnyi komitet
1
Československý svaz mládeže
1