X-RAY ABSORPTION SPECTROSCOPY OF Cu-Mo-S AND Fe-Mo-S SYSTEMS OF BIOLOGICAL RELEVANCE J.M. ARBER, A.C. FLOOD, C.D. GARNER, S.S. HASNAIN et B.E. SMITH J. Phys. Colloques, 47 C8 (1986) C8-1159-C8-1163 DOI: 10.1051/jphyscol:19868226