DIFFUSION MECHANISM IN Ce/Ni MULTILAYERS AS A FUNCTION OF THEIR PERIODS P. Guilmin, C. Brouder, G. Krill, W. Felsch, G. Marchal, E. Dartyge, A. Fontaine and G. Tourillon J. Phys. Colloques, 49 C8 (1988) C8-1757-C8-1758 DOI: 10.1051/jphyscol:19888800