NASA NTRS · 19670011851
The Mars 1964-1965 apparition
Abstract
Multicolor photographic and visual patrol of atmosphere and surface of Martian northern hemisphere during spring and summer of 1964-1965 apparition
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Capen, C. F.. 1966-12-15. The Mars 1964-1965 apparition. https://ntrs.nasa.gov/citations/19670011851
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