MAGNETORESISTANCE AND MAGNETIZATION STUDIES OF ULTRATHIN CO-Au SANDWICHES AND BILAYERS P. Beauvillain, P. Bruno, C. Chappert, C. Dupas, F. Trigui, E. Vélu et D. Renard J. Phys. Colloques, 49 C8 (1988) C8-1703-C8-1704 DOI: 10.1051/jphyscol:19888773