BONDS IN AMORPHOUS Nb1-xSix STUDIED BY X-RAY EMISSION AND X-RAY PHOTOELECTRON SPECTROSCOPY W. ZAHOROWSKI, A. SIMUNEK, G. WIECH, K. SÖLDNER, R . KNAUF et SAEMANN- ISCHENKO J. Phys. Colloques, 48 C9 (1987) C9-1025-C9-1028 DOI: 10.1051/jphyscol:19879184