The double sub-giant branch of NGC 6656 (M 22): a chemical characterization
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| Description | scientific article published in Astronomy and Astrophysics |
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author: Antonino P. Milone Yazan Al Momany Chris Sneden Luigi R. Bedin Michael Hilker Martin Asplund Giampaolo Piotto Santi Cassisi |
| Publication date | April 20, 2012 |
| Language | English |
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| Missing/wrong data? | Edit Wikidata item |