Fifty years since launch of sputnik—the first artificial satellite of the Earth
Cosmic Research ; 45 , 5
2007
Aufsatz (Zeitschrift)
Englisch
BKL: | 55.60 Raumfahrttechnik / 39.00 Astronomie: Allgemeines / 50.93 Weltraumforschung | |
Lokalklassifikation TIB: | 770/3520/8000 |
Fifty years since launch of sputnik—the first artificial satellite of the Earth
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