(1991). Advanced-technology space station study: Summary of systems and pacing technologies / A.J. Butterfield [and others].
Chicago-viite (17. p.)Advanced-technology Space Station Study: Summary of Systems and Pacing Technologies / A.J. Butterfield [and Others]. 1991.
MLA-viite (9. p.)Advanced-technology Space Station Study: Summary of Systems and Pacing Technologies / A.J. Butterfield [and Others]. 1991.
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