Calculation of X-ray natural circular dichroism C. R. Natoli, Ch. Brouder, Ph. Sainctavit, J. Goulon, Ch. Goulon-Ginet and A. Rogalev Eur. Phys. J. B, 4 1 (1998) 1-11 Published online: 15 July 1998 DOI: 10.1007/s100510050344