Gaia-ESO Survey: Empirical classification of VLT/Giraffe stellar spectra in the wavelength range 6440–6810 Å in the γ Velorum cluster, and calibration of spectral indices
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A&A, 566 (2014) A50
Published online: 11 June 2014
DOI: 10.1051/0004-6361/201323306