MAGNETIC STRUCTURE AND MAGNETOSTRICTION OF EPITAXIAL Er FILMS J. A. Borchers, G. Nieuwenhuys, M. B. Salamon, C. P. Flynn, R. Du, R. W. Erwin et J. J. RhyneJ. Phys. Colloques, 49 C8 (1988) C8-1685-C8-1686DOI: https://doi.org/10.1051/jphyscol:19888764