KINETICS OF SURFACE OXIDATION AND RELATED CHANGES IN THE MAGNETISM OF AMORPHOUS TbFeCo FILMS S. Klahn, H. Heitmann, M. Rosenkranz and H. J. Tolle J. Phys. Colloques, 49 C8 (1988) C8-1711-C8-1712 DOI: 10.1051/jphyscol:19888777