A CORAVEL radial-velocity monitoring of S stars: Symbiotic activity vs. orbital separation. III.J. M. Carquillat, A. Jorissen, S. Udry and N. GinestetAstron. Astrophys. Suppl. Ser., 131 1 (1998) 49-54DOI: https://doi.org/10.1051/aas:1998251