A NEW LITHOGRAPHIC TECHNIQUE FOR THE MANUFACTURE OF HIGH RESOLUTION ZONE PLATES FOR SOFT X-RAYS M.T. Browne, P. Charalambous, R.E. Burge, P.J. Duke, A.G. Michette et M.J. Simpson J. Phys. Colloques, 45 C2 (1984) C2-89-C2-92 DOI: 10.1051/jphyscol:1984222