Mariner Mark II: Perbedaan antara revisi
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== Referensi ==
{{Reflist}}
* [http://www7.nationalacademies.org/ssb/crafcassini88.html "Assessment of CRAF and Cassini missions"] {{Webarchive|url=https://web.archive.org/web/20090318062429/http://www7.nationalacademies.org/ssb/crafcassini88.html |date=2009-03-18 }} by Dr. Robert O. Pepin, chair of the Committee on Planetary and Lunar Exploration of the [[United States National Academy of Sciences|National Academy of Sciences]], 1988
* [http://www7.nationalacademies.org/ssb/crafcassini392.html "On the CRAF/Cassini Mission"] {{Webarchive|url=https://web.archive.org/web/20090318060626/http://www7.nationalacademies.org/ssb/crafcassini392.html |date=2009-03-18 }} by DDr. Louis J. Lanzerotti, chair of the Space Studies Board, of the [[United States National Academy of Sciences|National Academy of Sciences]], 1992
* [http://www7.nationalacademies.org/ssb/neptch4.html "Exploring the Trans-Neptunian Solar System"] {{Webarchive|url=https://web.archive.org/web/20090318064524/http://www7.nationalacademies.org/ssb/neptch4.html |date=2009-03-18 }} National Academy of Sciences
[[Kategori:Misi ke Neptunus]]
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