SOFT X-RAY ABSORPTION AND EMISSION SPECTRA AND THE ELECTRONIC STRUCTURE OF THE Ba2 YCu3 O7-x SUPERCONDUCTOR
K.-L. TSANG, C. H. ZHANG, T. A. CALLCOTT, L. R. CANFIELD, D. L. EDERER, J. E. BLENDELL, C. W. CLARK, N. WASSDAHL, J.E. RUBENSSON, G. BRAY, N. MORTENSSON, J. NORDGREN, R. NYHOLM et S. CRAMM