X-ray dichroism in biaxial gyrotropic media: Differential absorption and fluorescence excitation spectraJ. Goulon, C. Goulon-Ginet, A. Rogalev, V. Gotte, C. Brouder and C. MalgrangeEur. Phys. J. B, 12 3 (1999) 373-385DOI: https://doi.org/10.1007/s100510051018