NASA NTRS · 19650022429
Comet and close-approach asteroid mission study second technical progress report, 2 sep. - 2 nov. 1964
Abstract
Spacecraft designs for missions to comets and close-approach asteroids
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1964-11-13. Comet and close-approach asteroid mission study second technical progress report, 2 sep. - 2 nov. 1964. https://ntrs.nasa.gov/citations/19650022429
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