STRUCTURE OF Er | Y SUPERLATTICES R. W. Erwin, J. J. Rhyne, J. Borchers, M. B. Salamon, R. Du and C. P. Flyn J. Phys. Colloques, 49 C8 (1988) C8-1631-C8-1632 DOI: 10.1051/jphyscol:19888745
