Hipotesis Bumi Langka: Perbedaan antara revisi

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== Pranala luar ==
* [http://www.astro.washington.edu/rareearth/ Home page] of ''Rare Earth''. {{DeadWebarchive|url=https://web.archive.org/web/20081019163719/http://www.astro.washington.edu/rareearth/ link|date=September2008-10-19 2010}}
* Reviews of ''Rare Earth'':
** [http://www.setileague.org/reviews/rarearth.htm Athena Andreadis], PhD in molecular biology.
** [http://www.findarticles.com/p/articles/mi_m2843/is_6_25/ai_79794362 Kendrick Frazier] {{Webarchive|url=https://web.archive.org/web/20060302042350/http://www.findarticles.com/p/articles/mi_m2843/is_6_25/ai_79794362 |date=2006-03-02 }}, editor, ''Skeptical Inquirer''.
* "[http://www.astrobio.net/news/modules.php?op=modload&name=News&file=article&sid=139 Galactic Habitable Zone,]" ''Astrobiology Magazine'', May 18, 2001.
* [[Gregg Easterbrook]], "[http://www.theatlantic.com/issues/88aug/easterbr.htm Are We Alone?]" ''[[The Atlantic Monthly]]'', August 1988. Article that anticipates REH in some respects.