Line bisectors and radial velocity jitter from SARG spectra A. F. Martínez Fiorenzano, R. G. Gratton, S. Desidera, R. Cosentino and M. Endl A&A, 442 2 (2005) 775-784 Published online: 07 October 2005 DOI: 10.1051/0004-6361:20052888