Local structures of the surfactant aggregates in dilute solutions deduced from small angle neutron scattering patterns J. Marignan, J. Appell, P. Bassereau, G. Porte et R.P. May J. Phys. France, 50 24 (1989) 3553-3566 DOI: 10.1051/jphys:0198900500240355300