NON LINEAR MAGNETIZATION IN Pd METAL AND A Pd-Rh ALLOY, MEASURED IN SEMI-CONTINUOUS FIELDS UP TO 350 kOe R. GERSDORF and F. A. MULLER J. Phys. Colloques, 32 C1 (1971) C1-995-C1-996 DOI: 10.1051/jphyscol:19711354