@article{Damiani:2152, author = "Damiani, F. and Prisinzano, L. and Micela, G. and Randich, S. and Gilmore, G. and Drew, J. E. and Jeffries, R. D. and Frémat, Y. and Alfaro, E. J. and Bensby, T. and Bragaglia, A. and Flaccomio, E. and Lanzafame, A. C. and Pancino, E. and Recio-Blanco, A. and Sacco, G. G. and Smiljanic, R. and Jackson, R. J. and de Laverny, P. and Morbidelli, L. and Worley, C. C. and Hourihane, A. and Costado, M. T. and Jofré, P. and Lind, K. and Maiorca, E.", title = "{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}", year = "2014", }