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Ohnaka, K.; Morales Marín, C. A. L. «Spatially resolving the thermally inhomogeneous outer atmosphere of the red giant Arcturus in the 2.3 μm CO lines». Astronomy & Astrophysics, vol. 620, 11-2018, pàg. 10. arXiv: 1809.01181. Bibcode: 2018A&A...620A..23O. A23.
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