TESTS OF MULTILAYERS BASED SOFT X-RAY MONOCHROMATORS FOR SYNCHROTRON RADIATION M. GRIONI, F. SCHAEFERS, J. B. GOEDKOOP, J. C. FUGGLE, J. L. WOOD et H. van BRUGJ. Phys. Colloques, 48 C9 (1987) C9-91-C9-94DOI: https://doi.org/10.1051/jphyscol:1987913