Ionic distribution and polymer conformation, near phase separation, in sodium polyacrylate/divalent cations mixtures: small angle X-ray and neutron scatteringI. Sabbagh, M. Delsanti and P. LesieurEur. Phys. J. B, 12 2 (1999) 253-260DOI: https://doi.org/10.1007/s100510051002