The effect of stellar activity on the Li I 6708, Na I 5896 and K I 7699 Ålines - A comparison with the Pleiades, field stars and the SunD. Barrado y Navascués, R. J. García López, G. Severino and M. T. GomezA&A, 371 2 (2001) 652-666DOI: https://doi.org/10.1051/0004-6361:20010409
