LOW ENERGY MAGNETIC EXCITATIONS IN TERNARY INVAR-ALLOYS G. V. Lecomte, N. Schubert, M. F. Opheys et E. F. Wassermann J. Phys. Colloques, 49 C8 (1988) C8-311-C8-312 DOI: 10.1051/jphyscol:19888140