RReconsidering SputnikReconsidering Sputnikde John M. Logsdon, Roger D. Launius, Smith, Robert W.MateriasRussian Artificial satellitesExplorationHistoryAstronautics and stateSputnik satellitesArtificial satellitesAstronautiquePolitique gouvernementaleSpoutnik
Exploring the Unknown Selected Documents in the History of the United States Civilian Space Program Volume V Exploring the Cosmos NASA Sp
