Single crystal X-ray study of a modulated icosahedral AlCuFe phase N. Menguy, M. de Boissieu, P. Guyot, M. Audier, E. Elkaim and J. P. Lauriat J. Phys. I France, 3 9 (1993) 1953-1968 DOI: 10.1051/jp1:1993223