Thermal Evolution of BaZrO3 and SrZrO3 Perovskites from 4 K to 773 K : an EXAFS Study at Zr-K Edge P. E. Petit, F. Guyot et F. FargesJ. Phys. IV France, 7 C2 (1997) C2-1065-C2-1067DOI: https://doi.org/10.1051/jp4:19972138