Colloidal macrostructure of crude oil studied by neutron and X-ray small angle scattering techniques D. ESPINAT, J.C. RAVEY, V. GUILLE, J. LAMBARD, T. ZEMB et J.P. COTTON J. Phys. IV France, 03 C8 (1993) C8-181-C8-184 DOI: 10.1051/jp4:1993836