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The HARPS search for southern extra-solar planets. XVIII. An Earth-mass planet in the GJ 581 planetary system

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Description scientific article (publication date: November 2009)
Author/s

author: Christian Lovis  Didier Queloz  Francesco Pepe  Stéphane Udry  Xavier Delfosse  François Bouchy  Nuno C. Santos  Michel Mayor  Thierry Forveille  Xavier Bonfils 

Publication date November 2009
Language English
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