STUDY BY EXAFS OF ZIRCONIUM ENVIRONMENT IN Al2O3 - ZrO2 MATERIAL PREPARED FROM METAL - ALKOXIDES P. BERTHET, J. BERTHON et A. REVCOLEVSCHI J. Phys. Colloques, 47 C8 (1986) C8-729-C8-732 DOI: 10.1051/jphyscol:19868137