Small-angle X-ray scattering from salt-free solutions of star-branched polyelectrolytes M. Heinrich, M. Rawiso, J.G. Zilliox, P. Lesieur and J.P. Simon Eur. Phys. J. E, 4 2 (2001) 131-142 Published online: 15 February 2001 DOI: 10.1007/s101890170122