A grid of synthetic spectra and indices Fe5270, Fe5335, Mgb and Mg as a function of stellar parameters and [ /Fe]B. Barbuy, M.-N. Perrin, D. Katz, P. Coelho, R. Cayrel, M. Spite and C. Van 't Veer-MenneretA&A, 404 2 (2003) 661-668DOI: https://doi.org/10.1051/0004-6361:20030496