A jet model for Galactic black-hole X-ray sources: some constraining correlations N. D. Kylafis, I. E. Papadakis, P. Reig, D. Giannios and G. G. Pooley A&A, 489 2 (2008) 481-487 Published online: 23 July 2008 DOI: 10.1051/0004-6361:20079159