STRUCTURAL STUDIES BY EXAFS/XANES SPECTROSCOPIES OF THE ACTIVE SPECIES CATALYSING THE OXYCHLORATION OF ETHYLENE M. LOOS, J. GOULON, M. BERTUCCI et R. BACHELARD J. Phys. Colloques, 47 C8 (1986) C8-285-C8-288 DOI: 10.1051/jphyscol:1986854